Practical Laboratory Manual Chemistry Class Xii Based On Ncert Guidelines

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Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal

Author : Dr. S. C. Rastogi
Publisher : SBPD Publications
ISBN 13 :
Total Pages : 51 pages
Book Rating : 4./5 ( download)

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Book Synopsis Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal by : Dr. S. C. Rastogi

Download or read book Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal written by Dr. S. C. Rastogi and published by SBPD Publications. This book was released on 2020-06-22 with total page 51 pages. Available in PDF, EPUB and Kindle. Book excerpt: A. Surface Chemistry 1.To prepare colloidal solution (sol) of starch, 2. To prepare a colloidal solution of egg albumin 3.To prepare colloidal solution of gum, 4. To prepare colloidal solution of aluminium hydroxide [Al(OH)3], 5.To prepare colloidal solution of ferric hydroxide [Fe(OH)3], 6.To prepare colloidal solution of arsenious sulphide [As2S3], 7. To purify a freshly prepared sol by dialysis, 8. To compare the effectiveness of different common oils (Castor oil, cotton seed oil, coconut oil, kerosene oil, mustard oil) in forming emulsions. Viva-Voce B. Chemical Kinetics 1. To study the effect of concentration on the rate of reaction between sodium thiosulphate and hydrochloric acid, 2. To study the effect of temperature on the rate of reaction between sodium thiosulphate and hydrochloric acid, 3. To study the rate of reaction of iodide ions with hydrogen peroxide at different concentrations of iodide ions, 4. To study the rate of reaction between potassium iodate (KIO3) and sodium sulphite (Na2SO3) using starch solution as indicatorl Viva-Voce C. Thermochemistry 1.Determine the enthalpy of dis solution of copper sulphate (CuSO4.5H2O) in water at Room temperature, 2. To determine the enthalpy of neutralization of the reaction between HCl and NaOH, 3. To determine enthalpy change during the interaction between acetone and chloroform Viva-Voce D. Electrochemistry 1.To study the variation of cell potential in Zn|Zn2+||Cu2+|Cu, with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature Viva-Voce E.Chromatography 1.To separate the coloured components (pigment) present in the given extract of leaves and flowers by ascending paper chromatography and find their Rf values, 2. To separate the coloured components present in the mixture of red and blue inks by ascending paper chromatography and find their Rf values, 3.To separate Co2+ and Ni2+ ions present in the given mixture by using ascending paper chromatography and determine their Rf values Viva-Voce F. Preparation of Inorganic Compounds 1.Preparation of double salt of ferrous ammonium sulphate (Mohr’s salt) from ferrous sulphate and ammonium sulphate, 2. To prepare a pure sample of potash alum (fitkari), 3. Preparation of crystals of potassium ferric oxalate or pottasium trioxlato ferrate (III) Viva-Voce G. Preparation of Organic Compounds 1. Preparation of iodoform from ethyl alcohol or acetone, 2. Preparation of acetanilide in laboratory, 3. Preparation of b-Naphthol aniline dye, 4. To prepare a pure sample of dibenzalacetone, 5. To prepare a pure sample of p-nitro acetanilide Viva-Voce H. Tests for the Functional Groups Present in Organic Compounds Viva-Voce I. Study of Carbohydrates, Fats and Proteins 1.To study simple reactions of carbohydrate, 2. To study simple reactions of fats, 3. To study simple reactions of proteins, 4. To investigate presence of carbohydrates, fats and proteins in food stuffs Viva-Voce J. Volumetric Analysis 1. To prepare 250 ml of M/10 solution of oxalic acid, 2.To prepare 250 ml of M/10 solution of ferrous ammonium sulphate, 3. Prepare M/20 solution of oxalic acid, with its help find out the molarity and strength of the given solution of potassium permanganate, 4.Prepare M/20 solution of Mohr’s salt, using this solution determine the molarity and strength of potassium permanganate solution Viva-Voce K. Qualitative Analysis Viva-Voce INVESTIGATORY PROJECTS 1.To study the presence of oxalate ions in guava fruit at different stages of ripening. 2. To study the quantity of caseine present in different samples of milk. 3.Preparation of soyabean milk and its comparison with natural milk with respect to curd formation, effect of temperature etc.4.To study the effect of potassium bisulphite as food preservative at various concentrations. 5. To study the digestion of starch by salivary amylase and the effect of pH and temperature on it. 6. To study and compare the rate of fermentation of the following materials—wheat flour, gram flour, potato juice and carrot juice. 7.To extract essential oils present in saunf (aniseed), ajwain (corum), illaichi (cardomom).8. To detect the presence of adulteration in fat, oil and butter, 9.To investigate the presence of NO2– in brinjal.

Practical/Laboratory Manual Physics Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal

Author : Dr. J. P. Goel
Publisher : SBPD Publications
ISBN 13 :
Total Pages : 71 pages
Book Rating : 4./5 ( download)

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Book Synopsis Practical/Laboratory Manual Physics Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal by : Dr. J. P. Goel

Download or read book Practical/Laboratory Manual Physics Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal written by Dr. J. P. Goel and published by SBPD Publications. This book was released on 2020-06-24 with total page 71 pages. Available in PDF, EPUB and Kindle. Book excerpt: SECTION : A EXPERIMENTS 1.To determine resistance per cm of a given wire by plotting a graph for potential difference versus current, 2.To find resistance of a given wire using meter bridge and hence determine the specifi resistance (Resistivity) of its material, 3.To verify the laws of combination (Series/Parallel) of resistance using ameter bridge, 4.To compare the e.m.f. of two given primary cells using potentiometer, 5.To determine the internal resistance of a given primary cell (e.g. Leclanche cell) using potentiometer, 6.To determine the resistance of a galvanometer by half deflection method and to find its figure of merit. 7 A. To convert a given galvanometer (of known resistance and figure of merit) into an ammeter of desired range and to verify the same, 7.B.To convert a given galvanometer (of known resistance and figure of merit) into a voltmeter of desired range and to verify the same. 8.To find the frequency of AC mains with a sonometer and horse-shoe magnet. SECTION : B EXPERIMENTS 1.To find the value of v for different values of u in case of a concave mirror and to find the focal length, 2.To find the focal length of a convex lens by plotting graph between u and v or 1/u and 1/v. 3.To find the focal length of a convex mirror, using a convex lens.4.To find the focal length of a concave lens, using a convex lens. 5. To determine the angle of minimum deviation for a given prism by plotting a graph between the angle of incidence and angle of deviation, 6. To determine refractive index of a glass slab using a travelling microscope, 7.To find the refractive index of a liquid by using a convex lens and a plane mirror, 8.To draw I-V characteristics curve of a p-n function in forward bias and reverse bias, 9.To draw the characteristics curve of a zener diode and to determine its reverse break down voltage, 10.To study the characteristics of a common-emitter n-p-n or p-n-p transistor and to find out the values of current and voltage gains. SECTION : A ACTIVITIES 1.To measure the resistance and impedance of an inductor with or without iron core, 2.To measure resistance voltage (AC/DC), current (AC) and check continuity of given circuit using multimeter, 3. To assemble a household circuit comprising of three bulbs, three (on/off)switches, a fuse and a power source. 4.To assemble the components of a given electrical circuit. 5.To study the variation in potential drop with length of a wire for a steady current, 6.To draw the diagram of a given open circuit comprising atleast a battery, resistor/rheostat, key ammeter and voltmeter. Make the components that are not connected in proper order and correct the circuit and also the circuit diagram. SECTION : B ACTIVITIES 1.To study effect of intensity of light (by varying distance of the source) on an LDR (Light Depending Resistor), 2.To identify a diode, a LED, a transistor, an IC, a resistor and a capacitor from mixed collection of such items, 3. Use a multimeter to : (i) identify the transistor, (ii) distinguish between n-p-n and p-n-p type transistor, (iii) see the unidirectional flow of current in case of a diode and a LED, (iv) Check whether a given electronic components (e.g diode, transistor or IC) is in working order, 4.To observe refraction and lateral deviation of a beam of light incident obliquely on a glass slab, 5.To observe polarisation of light using two polaroids, 6. To observe diffraction of light due to a thin slit, 7.To study the nature and size of the image formed by : (i) convex lens, (ii) concave mirror on a screen by using candle and a screen for different distance of the candle from the lens/mirror, 8.To obtain a lens combination with the specified focal length by using two lenses from the given set of lenses. SUGGESTED INVESTIGATORY PROJECT 1.To Study Verious factors on which the Internal Resistance/EMF of a cell depends, 2.To study the variations in current following in a circuit containing L.D.R. because of variation. (a) In the power of incomdescent lamp used to illum inate the L.D.R. Keeping all the lamps in fixed position (b) In the Distance of a in condescent lamp (of fixed power) used to illum inate the L.D.R. 3. To find the refractive indeces of (a) Water (b) Oil (Transparent) using a plane mirror, an equiconvex lens (made from a glass of known refractive index) and an adjustable object needle, 4. To design an appropriate logic gate combination for a given truth table. 5. To investigate the relation between the ratio of : (i) Output and Input voltage (ii) Number of turms in secondary coils and primary coils of a self designed transformer. 6.To Investigate the dependence of angle of deviation on the angle of incidence, using a hollow prism filled one by with different transparent fluids, 7.To Estimate the charge induced on each one of the two identical styrofoam balls suspended in a vertical plane by making use of coulomob’s Law :, 8.To study the factors on which the self inductance of a coil depends by observing the effect of this coil, when put in series with a resistor (bulb) in a circuit fed up by an a.c. source of adjustable frequency, 9.To study the earth’s magnetic field using a tangent galvanometer. APPENDIX Some Important Tables of Physical Constants Logarithmic and other Tables

Practical/Laboratory Manual Chemistry Class XI based on NCERT guidelines by Dr. S. C. Rastogi & Er. Meera Goyal

Author : Dr. S. C. Rastogi
Publisher : SBPD Publications
ISBN 13 : 9389356407
Total Pages : 53 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Chemistry Class XI based on NCERT guidelines by Dr. S. C. Rastogi & Er. Meera Goyal by : Dr. S. C. Rastogi

Download or read book Practical/Laboratory Manual Chemistry Class XI based on NCERT guidelines by Dr. S. C. Rastogi & Er. Meera Goyal written by Dr. S. C. Rastogi and published by SBPD Publications. This book was released on 2020-06-23 with total page 53 pages. Available in PDF, EPUB and Kindle. Book excerpt: An Excellent Book in Accordance with the latest syllabus for Class-11 Prescribed by CBSE/NCERT and Adopted by Various State Education Boards. (A) Basic Laboratory Techniques – 1. To cut a glass tube or glass rod, 2. To bend the glass rod at an angle, 3. To draw a glass jet from a glass tube, 4. To bore a cork and fit a glass tube into it. (B) Characterisation and Purification of Chemical Substances- 1. To determine the melting point of the given unknown organic compound and its identification (simple laboratory technique), 2. To determine the boiling point of a given liquid when available in small quantity (simple laboratory method), 3. To prepare crystals of pure potash alum [K2SO4.Al2(SO4)3.24H2O] from the given impure sample, 4. To prepare the pure crystals of copper sulphate from the given crude sample, 5. To prepare pure crystals of benzoic acid from a given impure sample. (C) Measurement of pH Values 1. To determine the pH value of vegetable juices, fruit juices, tap water and washing soda by using universal pH paper, 2. To determine and compare the pH values of solutions of strong acid (HCI) and weak acid (CH3COOH) of same concentration, 3. To study the pH change in the titration of strong base Vs. strong acid by using universal indicator paper, 4. To study the pH change by common ion (CH3COO– ion) in case of weak acid (CH3COOH), 5. To determine the change in pH value of weak base (NH4OH) in presence of a common ion (NH4+), (D) Chemical Equilibrium 1. To study the shift in equilibrium between ferric ions and thiocyanate ions by changing the concentrations of either of the ions, 2. To study the shift in equilibrium between [Co(H2O)6]2+ and Cl– ions by changing the concentrations of either of the ions, (E) Quantitative Analysis 1. To prepare M/10 oxalic acid solution by direct weighing method, 2.To prepare M/10 solution of sodium carbonate by direct weighing method, 3.To determine the strength of given solution of sodium hydroxide by titrating it against N/10 or M/20 solution of oxalic acid, 4.To determine the strength of a given solution of hydrochloric acid by titrating it against a standard N/10 or M/20 sodium carbonate solution, (F) Qualitative Analysis 1. Analysis of Anions, 2. Analysis of Cations (G) Detection of Elements in Organic Compounds 1.To detect the presence of nitrogen, sulphur and halogens in a given organic compound by Lassaigne’s test, 2. To detect the presence of nitrogen, sulphur and halogens in the given organic compound sample number .......... by Lassaigne’s test INVESTIGATORY PROJECTS (A) Checking of Bacterial Contamination in Water 1.To check the bacterial contamination in drinking water by testing sulphide ions (B) Methods of Water Purification 1.To purify water from suspended impurities by using sedimentation, 2. To purify water by boiling, 3.To purify water by distillation method, 4.To purify water by reverse osmosis technique. 5.To purify water by GAC method, 6.To purify water by bleach treatment, 7.To purify water by oxidising agent, 8.To purify water by ozone treatment method. (C) Water Analysis 1. To test the hardness of different water samples. (D) Foaming Capacity of Various Soaps 1.To compare the foaming capacity of different washing soaps, 2.To study the effect of addition of sodium carbonate on foaming capacity of washing soap (E) Tea Analysis 1. To study the acidity of different samples of tea leaves (tea) by using pH paper (F) Analysis of Fruits and Vegetable Juices 1. To analyse the fruit and vegetable juices for the constituent present in them (G) Rate of Evaporation 1. To study the rate of evaporation of different liquids (H) Effect of Acids and Bases on Tensile Strength of Fibres 1.To compare the tensile strength of natural fibres and synthetic fibres, 2.To study the effect of acids and bases on tensile strength of different fibres. Log & Antilog Table

Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal

Author : Dr. Sunita Bhagia
Publisher : SBPD Publications
ISBN 13 :
Total Pages : 41 pages
Book Rating : 4./5 ( download)

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Book Synopsis Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal by : Dr. Sunita Bhagia

Download or read book Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal written by Dr. Sunita Bhagia and published by SBPD Publications. This book was released on 2020-06-22 with total page 41 pages. Available in PDF, EPUB and Kindle. Book excerpt: A. List of Experiments 1.Study pollen germination on a slide, 2.Collect and study soil from at least two different sites and study them for texture, moisture content, pH and water holding capacity. Correlate with the kinds of plants found in them, 3. Collect water from two different water bodies around you and study them for pH, clarity and presence of any living organism, 4. Study the presence of suspended particulate matter in air at two widely different sites, 5. Study the plant population density by quadrate method, 6. Study the plant population frequency by quadrate method, 7. Prepare a temporary mount of onion root tip to study mitosis. 8. Study the effect of different temperatures and three different pH on the activity of salivary amylase on starch. 9. Isolate DNA from available plant material such as spinach, green pea seeds, papaya, etc. B. Study/observation of the following (Spotting) 1. Flowers adapted to pollination by different agencies (wind, insects, birds). 2. Pollen germination on stigma through a permanent slide. 3. Identification of stages of gamete development, i.e., T.S. of testis and T.S. of ovary through permanent slides (from grasshopper/mice). 4. Meiosis in onion bud cell or grasshopper testis through permanent slides. 5. T.S. of blastula through permanent slides (Mammalian). 6.Mendelian inheritance using seeds of different colour/sizes of any plant.7. Prepare pedigree charts of any one of the genetic traits such as rolling of tongue, blood groups, ear lobes, widow's peak and colour blindness. 8. Controlled pollination-emasculation, tagging and bagging. 9. Common disease causing organisms like Ascaris, Entamoeba, Plasmodium, any fungus causing ringworm through permanent slides or specimens. Comment on symptoms of diseases that they cause. 10. Two plants and two animals (model/virtual images) found in xeric conditions. Comment upon their morphological adaptations. 11. Two plants and two animals (models/virtual images) found in aquatic conditions. Comment Content EXPERIMENTS 1.To study pollen germination on slide. 2. To study the texture moisture content pH and waterHolding Capacity of soils collected from different sites. 3.To collect water from different water bodies and study them for pH Clarity and presence of living organisms. 4. To study the presence of suspended particulate matter in air at different sites. 5.To study plant population density by quadrat method.6.To study plant population frequency by quadrat method. 7.To study various stages of mitosis in root tip of onion by preparing slide in acetocarmine. 8.To study effect of different temperature and three different pH onthe activity of salivary amylase. 9. To study the isolation of DNA from available plant material such as spinach green pea,seeds, papaya etc. SPOTTING 1.Pollination in flowers. 2. Pollen germination. 3.Slides of mammal tissues. 4. Meiosis cell division. 5. T. S. of Blastula. 6. Mendel's inheritance laws. 7. Pedigree chart. 8. Controlled pollination. 9.Common disease causing organisms. 10. Xerophytic adaptation. 11.Aquatic adaptation.

Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines

Author : Dr. S. C. Rastogi,
Publisher : SBPD Publications
ISBN 13 :
Total Pages : 49 pages
Book Rating : 4./5 ( download)

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Book Synopsis Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by : Dr. S. C. Rastogi,

Download or read book Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines written by Dr. S. C. Rastogi, and published by SBPD Publications. This book was released on 2022-02-25 with total page 49 pages. Available in PDF, EPUB and Kindle. Book excerpt: An Excellent Book in Accordance with the latest syllabus for class XII Prescribed by CBSE/NCERT and Adoptedby Various State Education Boards. A. Surface Chemistry 1.To prepare colloidal solution (sol) of starch, 2. To prepare a colloidal solution of egg albumin 3.To prepare colloidal solution of gum, 4. To prepare colloidal solution of aluminium hydroxide [Al(OH)3], 5.To prepare colloidal solution of ferric hydroxide [Fe(OH)3], 6.To prepare colloidal solution of arsenious sulphide [As2S3], 7. To purify a freshly prepared sol by dialysis, 8. To compare the effectiveness of different common oils (Castor oil, cotton seed oil, coconut oil, kerosene oil, mustard oil) in forming emulsions. Viva-Voce B. Chemical Kinetics 1. To study the effect of concentration on the rate of reaction between sodium thiosulphate and hydrochloric acid, 2. To study the effect of temperature on the rate of reaction between sodium thiosulphate and hydrochloric acid, 3. To study the rate of reaction of iodide ions with hydrogen peroxide at different concentrations of iodide ions, 4. To study the rate of reaction between potassium iodate (KIO3) and sodium sulphite (Na2SO3) using starch solution as indicatorl Viva-Voce C. Thermochemistry 1.Determine the enthalpy of dis solution of copper sulphate (CuSO4.5H2O) in water at Room temperature, 2. To determine the enthalpy of neutralization of the reaction between HCl and NaOH, 3. To determine enthalpy change during the interaction between acetone and chloroform Viva-Voce D. Electrochemistry 1.To study the variation of cell potential in Zn|Zn2+||Cu2+|Cu, with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature Viva-Voce E.Chromatography 1.To separate the coloured components (pigment) present in the given extract of leaves and flowers by ascending paper chromatography and find their Rf values, 2. To separate the coloured components present in the mixture of red and blue inks by ascending paper chromatography and find their Rf values, 3.To separate Co2+ and Ni2+ ions present in the given mixture by using ascending paper chromatography and determine their Rf values Viva-Voce F. Preparation of Inorganic Compounds 1.Preparation of double salt of ferrous ammonium sulphate (Mohr’s salt) from ferrous sulphate and ammonium sulphate, 2. To prepare a pure sample of potash alum (fitkari), 3. Preparation of crystals of potassium ferric oxalate or pottasium trioxlato ferrate (III) Viva-Voce G. Preparation of Organic Compounds 1. Preparation of iodoform from ethyl alcohol or acetone, 2. Preparation of acetanilide in laboratory, 3. Preparation of b-Naphthol aniline dye, 4. To prepare a pure sample of dibenzalacetone, 5. To prepare a pure sample of p-nitro acetanilide Viva-Voce H. Tests for the Functional Groups Present in Organic Compounds Viva-Voce I. Study of Carbohydrates, Fats and Proteins 1.To study simple reactions of carbohydrate, 2. To study simple reactions of fats, 3. To study simple reactions of proteins, 4. To investigate presence of carbohydrates, fats and proteins in food stuffs Viva-Voce J. Volumetric Analysis 1. To prepare 250 ml of M/10 solution of oxalic acid, 2.To prepare 250 ml of M/10 solution of ferrous ammonium sulphate, 3. Prepare M/20 solution of oxalic acid, with its help find out the molarity and strength of the given solution of potassium permanganate, 4.Prepare M/20 solution of Mohr’s salt, using this solution determine the molarity and strength of potassium permanganate solution Viva-Voce K. Qualitative Analysis Viva-Voce INVESTIGATORY PROJECTS 1.To study the presence of oxalate ions in guava fruit at different stages of ripening. 2. To study the quantity of caseine present in different samples of milk. 3.Preparation of soyabean milk and its comparison with natural milk with respect to curd formation, effect of temperature etc.4.To study the effect of potassium bisulphite as food preservative at various concentrations. 5. To study the digestion of starch by salivary amylase and the effect of pH and temperature on it. 6. To study and compare the rate of fermentation of the following materials—wheat flour, gram flour, potato juice and carrot juice. 7.To extract essential oils present in saunf (aniseed), ajwain (corum), illaichi (cardomom).8. To detect the presence of adulteration in fat, oil and butter, 9.To investigate the presence of NO2– in brinjal.

Practical/Laboratory Manual Science Class IX based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal

Author : Dr. J. P. Goel
Publisher : SBPD Publications
ISBN 13 : 9389356342
Total Pages : 33 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Science Class IX based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal by : Dr. J. P. Goel

Download or read book Practical/Laboratory Manual Science Class IX based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal written by Dr. J. P. Goel and published by SBPD Publications. This book was released on 2020-06-26 with total page 33 pages. Available in PDF, EPUB and Kindle. Book excerpt: Physics : 1.To determine the focal length of concave mirror, 2. To find the focal length of convex lens by two pin method, 3. To find the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed, 4.To trace the path of the rays of light through a glass prism, 5.To trace the path of a ray of light passing through a rectangular glass slab for difference angles of incidence. 6.To study the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I.7.To determine the equivalent resistance of two resistors when connected in series and parallel Chemistry : 8.To find the pH of the following samples by using pH paper universal indicator, 9.To studying the properties of a base (dil. NaOH Solution) and Acid (HCl) by their reaction with : (a) Litmus solution (Blue/Red), (b) Zinc metal, (c) Solid sodium carbonate, 10.To perform and observe the following reactions and to classify them into (a) Combination reaction, (b) Decomposition reaction, (c) Displacement reaction, (d) Double displacement reaction : (i) Action of water on quick lime, (ii) Action of heat on ferrous sulphate crystals, (iii) Iron nails kept in copper sulphate solution, (iv) Reaction between sodium sulphate and barium chloride solutions. 11.To observe the action of Zn, Fe, Cu and Al on the following salt solutions : (a) ZnSO4 (aq.), (b) FeSO4 (aq.), (c) CuSO4 (aq.), (d) Al2 (SO4)3 (aq.). Based on the above result to arrange Zn, Fe, Cu and Al (metals) in the decreasing order or reactivity,12.To study the following properties of acetic acid (ethanoic acid) : (i) Odour, (ii) Solubility in water, (iii) Effect on litmus, (iv) Reaction with sodium hydrogen carbonate. 13.To study the comparative cleaning capacity of a sample of soap in soft and hard water. Biology : 14.To study stomata by preparing a temporary mount of a leaf peel. 15.To show experimentally that carbon dioxide (CO2) is given out during aerobic respiration, 16. To study (A) Binary fission in Amoeba and (B) Budding in yeast with the help of prepared slides, 17.To identify the different parts of an embryo of a dicot seed (pea, gram or red kidney beans.)

Practical/Laboratory Manual Science Class X based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal

Author : Dr. J. P. Goel
Publisher : SBPD Publications
ISBN 13 : 9389356296
Total Pages : 21 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Science Class X based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal by : Dr. J. P. Goel

Download or read book Practical/Laboratory Manual Science Class X based on NCERT guidelines by Dr. J. P. Goel, Dr. S. C. Rastogi, Dr. Sunita Bhagia & Er. Meera Goyal written by Dr. J. P. Goel and published by SBPD Publications. This book was released on 2020-06-26 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt: Physics : 1.To determine the focal length of concave mirror, 2. To find the focal length of convex lens by two pin method, 3. To find the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed, 4.To trace the path of the rays of light through a glass prism, 5.To trace the path of a ray of light passing through a rectangular glass slab for difference angles of incidence. 6.To study the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I.7.To determine the equivalent resistance of two resistors when connected in series and parallel Chemistry : 8.To find the pH of the following samples by using pH paper universal indicator, 9.To studying the properties of a base (dil. NaOH Solution) and Acid (HCl) by their reaction with : (a) Litmus solution (Blue/Red), (b) Zinc metal, (c) Solid sodium carbonate, 10.To perform and observe the following reactions and to classify them into (a) Combination reaction, (b) Decomposition reaction, (c) Displacement reaction, (d) Double displacement reaction : (i) Action of water on quick lime, (ii) Action of heat on ferrous sulphate crystals, (iii) Iron nails kept in copper sulphate solution, (iv) Reaction between sodium sulphate and barium chloride solutions.11.To observe the action of Zn, Fe, Cu and Al on the following salt solutions : (a) ZnSO4 (aq.), (b) FeSO4 (aq.), (c) CuSO4 (aq.), (d) Al2 (SO4)3 (aq.). Based on the above result to arrange Zn, Fe, Cu and Al (metals) in the decreasing order or reactivity,12.To study the following properties of acetic acid (ethanoic acid) : (i) Odour, (ii) Solubility in water, (iii) Effect on litmus, (iv) Reaction with sodium hydrogen carbonate. 13.To study the comparative cleaning capacity of a sample of soap in soft and hard water. Biology : 14.To study stomata by preparing a temporary mount of a leaf peel. 15. To show experimentally that carbon dioxide (CO2) is given out during aerobic respiration, 16. To study (A) Binary fission in Amoeba and (B) Budding in yeast with the help of prepared slides, 17.To identify the different parts of an embryo of a dicot seed (pea, gram or red kidney beans.)

Lab Manual Chemistry Class XII -by Dr. K. N. Sharma, Dr. Subhash Chandra Rastogi, Er. Meera Goyal (SBPD Publications)

Author : Dr. K. N. Sharma
Publisher : SBPD Publications
ISBN 13 : 9351679683
Total Pages : 121 pages
Book Rating : 4.3/5 (516 download)

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Book Synopsis Lab Manual Chemistry Class XII -by Dr. K. N. Sharma, Dr. Subhash Chandra Rastogi, Er. Meera Goyal (SBPD Publications) by : Dr. K. N. Sharma

Download or read book Lab Manual Chemistry Class XII -by Dr. K. N. Sharma, Dr. Subhash Chandra Rastogi, Er. Meera Goyal (SBPD Publications) written by Dr. K. N. Sharma and published by SBPD Publications. This book was released on 2021-07-03 with total page 121 pages. Available in PDF, EPUB and Kindle. Book excerpt: Highly Useful for Various Engineering and Medical Competitive Examinations.

Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal

Author : Dr. S. C. Rastogi
Publisher : SBPD Publications
ISBN 13 : 9389356431
Total Pages : 49 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal by : Dr. S. C. Rastogi

Download or read book Practical/Laboratory Manual Chemistry Class XII based on NCERT guidelines by Dr. S. C. Rastogi, Er. Meera Goyal written by Dr. S. C. Rastogi and published by SBPD Publications. This book was released on 2020-06-22 with total page 49 pages. Available in PDF, EPUB and Kindle. Book excerpt: A. Surface Chemistry 1.To prepare colloidal solution (sol) of starch, 2. To prepare a colloidal solution of egg albumin 3.To prepare colloidal solution of gum, 4. To prepare colloidal solution of aluminium hydroxide [Al(OH)3], 5.To prepare colloidal solution of ferric hydroxide [Fe(OH)3], 6.To prepare colloidal solution of arsenious sulphide [As2S3], 7. To purify a freshly prepared sol by dialysis, 8. To compare the effectiveness of different common oils (Castor oil, cotton seed oil, coconut oil, kerosene oil, mustard oil) in forming emulsions. Viva-Voce B. Chemical Kinetics 1. To study the effect of concentration on the rate of reaction between sodium thiosulphate and hydrochloric acid, 2. To study the effect of temperature on the rate of reaction between sodium thiosulphate and hydrochloric acid, 3. To study the rate of reaction of iodide ions with hydrogen peroxide at different concentrations of iodide ions, 4. To study the rate of reaction between potassium iodate (KIO3) and sodium sulphite (Na2SO3) using starch solution as indicatorl Viva-Voce C. Thermochemistry 1.Determine the enthalpy of dis solution of copper sulphate (CuSO4.5H2O) in water at Room temperature, 2. To determine the enthalpy of neutralization of the reaction between HCl and NaOH, 3. To determine enthalpy change during the interaction between acetone and chloroform Viva-Voce D. Electrochemistry 1.To study the variation of cell potential in Zn|Zn2+||Cu2+|Cu, with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature Viva-Voce E.Chromatography 1.To separate the coloured components (pigment) present in the given extract of leaves and flowers by ascending paper chromatography and find their Rf values, 2. To separate the coloured components present in the mixture of red and blue inks by ascending paper chromatography and find their Rf values, 3.To separate Co2+ and Ni2+ ions present in the given mixture by using ascending paper chromatography and determine their Rf values Viva-Voce F. Preparation of Inorganic Compounds 1.Preparation of double salt of ferrous ammonium sulphate (Mohr’s salt) from ferrous sulphate and ammonium sulphate, 2. To prepare a pure sample of potash alum (fitkari), 3. Preparation of crystals of potassium ferric oxalate or pottasium trioxlato ferrate (III) Viva-Voce G. Preparation of Organic Compounds 1. Preparation of iodoform from ethyl alcohol or acetone, 2. Preparation of acetanilide in laboratory, 3. Preparation of b-Naphthol aniline dye, 4. To prepare a pure sample of dibenzalacetone, 5. To prepare a pure sample of p-nitro acetanilide Viva-Voce H. Tests for the Functional Groups Present in Organic Compounds Viva-Voce I. Study of Carbohydrates, Fats and Proteins 1.To study simple reactions of carbohydrate, 2. To study simple reactions of fats, 3. To study simple reactions of proteins, 4. To investigate presence of carbohydrates, fats and proteins in food stuffs Viva-Voce J. Volumetric Analysis 1. To prepare 250 ml of M/10 solution of oxalic acid, 2.To prepare 250 ml of M/10 solution of ferrous ammonium sulphate, 3. Prepare M/20 solution of oxalic acid, with its help find out the molarity and strength of the given solution of potassium permanganate, 4.Prepare M/20 solution of Mohr’s salt, using this solution determine the molarity and strength of potassium permanganate solution Viva-Voce K. Qualitative Analysis Viva-Voce INVESTIGATORY PROJECTS 1.To study the presence of oxalate ions in guava fruit at different stages of ripening. 2. To study the quantity of caseine present in different samples of milk. 3.Preparation of soyabean milk and its comparison with natural milk with respect to curd formation, effect of temperature etc.4.To study the effect of potassium bisulphite as food preservative at various concentrations. 5. To study the digestion of starch by salivary amylase and the effect of pH and temperature on it. 6. To study and compare the rate of fermentation of the following materials—wheat flour, gram flour, potato juice and carrot juice. 7.To extract essential oils present in saunf (aniseed), ajwain (corum), illaichi (cardomom).8. To detect the presence of adulteration in fat, oil and butter, 9.To investigate the presence of NO2– in brinjal.

Comprehensive Practical Chemistry XII

Author : Dr. N . K. Verma
Publisher : Laxmi Publications
ISBN 13 : 8131803716
Total Pages : 275 pages
Book Rating : 4.1/5 (318 download)

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Book Synopsis Comprehensive Practical Chemistry XII by : Dr. N . K. Verma

Download or read book Comprehensive Practical Chemistry XII written by Dr. N . K. Verma and published by Laxmi Publications. This book was released on 2011-11 with total page 275 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Practical/Laboratory Manual Biology Class XI based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal

Author : Dr. Sunita Bhagia
Publisher : SBPD Publications
ISBN 13 : 9389356326
Total Pages : 65 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Biology Class XI based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal by : Dr. Sunita Bhagia

Download or read book Practical/Laboratory Manual Biology Class XI based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal written by Dr. Sunita Bhagia and published by SBPD Publications. This book was released on 2020-06-23 with total page 65 pages. Available in PDF, EPUB and Kindle. Book excerpt: An Excellent Book in Accordance with the latest syllabus for Class-11 Prescribed by CBSE/NCERT and Adopted by Various State Education Boards Introduction : (1. Necessary equipments, chemicals and other things for practical work, 2. General Instructions for practical work, 3. Special Instructions for practical note-book, Drawing and Recording, 4. Special Instructions for spotting.) EXPERIMENTS 1. To study and describe the flowering plant belonging to family (one from each of the families) (a) Solanaceae(b)Fabaceae(c)Liliaceae. 2.To prepare temporary slide of transverse section of dicot/monocot stem/dicot/ monocot root. 3. To study osmosis by potato-osmometer. 4. To study of plasmolysis in epidermal peel of Tradescantial or Rhoeo leaf. 5. To study the distribution of stomata on the upper and lower surface of a leaf. 6.To compare the rate of transpiration in upper and lower surface of the leaf. 7. To test the presence of sugars (Glucose, Sucrose and Starch), proteins and fats and to detect their presence in suitable plant and animal materials. 8. To study the separation of plant pigments by paper chromatography. 9. To study the rate of respiration in flower buds/leaf tissue and germinating seeds. 10A.To test presence of urea in urine. 10B. To test presence of sugar in urine. 10C. To detect presence of albumin in urine. 10D.To test urine for presence of bile salt. SPOTTING 1. Study of compound microscope. 2. To study the plant specimen and identification with reasons : Bacteria, Oscillatoria, Spirogyra, Rhizopus, Mushroom, Yeast, Liverwort, Moss, Fern, Pine, One Monocotyledonous plant, One dicotyledonous plant and one Lichen. 3. Study of animal specimens 1. Amoeba 2. Hydra 3.Fasciola Hepatica (Liver fluke) 4. Ascaris Lumbricoides 5. Hirudinaria Granulosa 6. Pheretima Posthuma 7. Palaemon 8. Bombyx Mori 9. Apis Indica (Honeybee)10. Pila Globasa (Snail) 11. Asterias (Starfish) 12. Scoliodon (Dogfish/Shark) 13.Labeo Rohita (Rohu) 14. Rana Tigrina (Frog) 15. Hemidactylus (Lizard) 16. Columba Livia (Pigeon) 17. Orytolagus Cuniculus(Rabbit). 4A.To study the plant tissues—Palisade cells, Guard cells, Parenchyma, Collenchyma, Sclerenchyma, Xylem and Phloem through prepared slide. 4B.To study the animal tissue squamous epithelium, muscles fibres through prepared slide. 4C. To study mammalian blood smear by temporary/permanent slide. 5. Study of mitosis in root tip of onion. 6. Study of different modification in root, stem and leaves. 7. To study and identify different types of inflorescence (Racemose and Cymose). 8. To study imbition in seed/raisins. 9. To demonstrate that anaerobic respiration take place in the absence of air. 10. To study human skeleton and joints. 11. To study the external features of cockroach with help of model or chart

Oswaal CBSE Question Bank Class 11 Physics, Chemistry, Mathematics & English Core (Set of 4 Books) Chapterwise and Topicwise Solved Papers For 2025 Exams

Download Oswaal CBSE Question Bank Class 11 Physics, Chemistry, Mathematics & English Core (Set of 4 Books) Chapterwise and Topicwise Solved Papers For 2025 Exams PDF Online Free

Author : Oswaal Editorial Board
Publisher : Oswaal Books
ISBN 13 : 9359586374
Total Pages : 1313 pages
Book Rating : 4.3/5 (595 download)

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Book Synopsis Oswaal CBSE Question Bank Class 11 Physics, Chemistry, Mathematics & English Core (Set of 4 Books) Chapterwise and Topicwise Solved Papers For 2025 Exams by : Oswaal Editorial Board

Download or read book Oswaal CBSE Question Bank Class 11 Physics, Chemistry, Mathematics & English Core (Set of 4 Books) Chapterwise and Topicwise Solved Papers For 2025 Exams written by Oswaal Editorial Board and published by Oswaal Books. This book was released on 2024-02-15 with total page 1313 pages. Available in PDF, EPUB and Kindle. Book excerpt: Description of the product: •100% Updated Syllabus & Question Typologies: We have got you covered with the latest and 100% updated curriculum along with the latest typologies of Questions. •Timed Revision with Topic-wise Revision Notes & Smart Mind Maps: Study smart, not hard! •Extensive Practice with 1000+ Questions & SAS Questions (Sri Aurobindo Society): To give you 1000+ chances to become a champ! •Concept Clarity with 500+ Concepts & Concept Videos: For you to learn the cool way— with videos and mind-blowing concepts. •NEP 2020 Compliance with Competency-Based Questions & Artificial Intelligence: For you to be on the cutting edge of the coolest educational trends.

Practical/Laboratory Manual Chemistry Class - XI

Author : Er. Meera Goyal
Publisher : RAJEEV BANSAL
ISBN 13 : 9351679594
Total Pages : 95 pages
Book Rating : 4.3/5 (516 download)

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Book Synopsis Practical/Laboratory Manual Chemistry Class - XI by : Er. Meera Goyal

Download or read book Practical/Laboratory Manual Chemistry Class - XI written by Er. Meera Goyal and published by RAJEEV BANSAL. This book was released on 2021-05-29 with total page 95 pages. Available in PDF, EPUB and Kindle. Book excerpt: 1.Basic Laboratory Techniques 1.To cut a glass tube or glass rod, 2.To bend the glass rod at an angle, 3.To draw a glass jet from a glass tube 4.To bore a cork and fit a glass tube into it Viva-Voce 2.Characterisation and Purification of Chemical Substances 1.To determine the melting point of the given unknown organic compound and its identification (simple laboratory technique) Viva-Voce 2.To determine the boiling point of a given liquid when available in small quantity (simple laboratory method) Viva-Voce 3.To prepare crystals of pure potash alum [K2SO4.Al2(SO4)3.24H2O] from the given impure sample 4.To prepare the pure crystals of copper sulphate from the given crude sample 5.To prepare pure crystals of benzoic acid from a given impure sample Viva-Voce 3.Measurement of pH Values 1.To determine the pH value of vegetable juices, fruit juices, tap water and washing soda by using universal pH paper 2.To determine and compare the pH values of solutions of strong acid (HCI) and weak acid (CH3COOH) of same concentration 3.To study the pH change in the titration of strong base Vs. strong acid by using universal indicator paper 4.To study the pH change by common ion (CH3COO– ion) in case of weak acid (CH3COOH) 5.To determine the change in pH value of weak base (NH4OH) in presence of a common ion (NH4+) Viva-Voce 4.Chemical Equilibrium 1 To study the shift in equilibrium between ferric ions and thiocyanate ions by changing the concentrations of either of the ions 2.To study the shift in equilibrium between [Co(H2O)6]2+ and Cl– ions by changing the concentrations of either of the ions Viva-Voce 5. Quantitative Analysis 1.To prepare M/10 oxalic acid solution by direct weighing method 2.To prepare M/10 solution of sodium carbonate by direct weighing method 3.To determine the strength of given solution of sodium hydroxide by titrating it against N/10 or M/20 solution of oxalic acid 4.To determine the strength of a given solution of hydrochloric acid by titrating it against a standard N/10 or M/20 sodium carbonate solution Viva-Voce 6.Qualitative Analysis Analysis of Anions Analysis of Cations Viva-Voce 7.Detection of Elements in Organic Compounds 1.To detect the presence of nitrogen, sulphur and halogens in a given organic compound by Lassaigne’s test 2.To detect the presence of nitrogen, sulphur and halogens in the given organic compound sample number .......... by Lassaigne’s test Viva-Voce INVESTIGATORY PROJECTS 1.Checking of Bacterial Contamination in Water 1.To check the bacterial contamination in drinking water by testing sulphide ions Viva-Voce 2. Methods of Water Purification 1.To purify water from suspended impurities by using sedimentation 2. To purify water by boiling 3. o purify water by distillation method 4. To purify water by reverse osmosis technique 5. To purify water by GAC method 6. To purify water by bleach treatment 7. To purify water by oxidising agent 8. To purify water by ozone treatment method Viva-Voce 3. Water Analysis 1.To test the hardness of different water samples Viva-Voce 4. Foaming Capacity of Various Soaps 1 .To compare the foaming capacity of different washing soaps 2. To study the effect of addition of sodium carbonate on foaming capacity of washing soap Viva-Voce 5. Tea Analysis 1.To study the acidity of different samples of tea leaves (tea) by using pH paper Viva-Voce 6.Analysis of Fruits and Vegetable Juices 1. To analysis the fruit and vegetable juices for the constituent present in them Viva-Voce 7. Rate of Evaporation 1. To study the rate of evaporation of different liquids lViva-Voce 8. Effect of Acids and Bases on Tensile Strength of Fibres 1.To compare the tensile strength of natural fibres and synthetic fibres 2.To study the effect of acids and bases on tensile strength of different fibres Viva-Voce

Oswaal One for All Class 12 English, Physics, Chemistry & Biology (Set of 4 books) (For CBSE Board Exam 2024)

Author : Oswaal Editorial Board
Publisher : Oswaal Books and Learning Private Limited
ISBN 13 : 9357284176
Total Pages : 2033 pages
Book Rating : 4.3/5 (572 download)

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Book Synopsis Oswaal One for All Class 12 English, Physics, Chemistry & Biology (Set of 4 books) (For CBSE Board Exam 2024) by : Oswaal Editorial Board

Download or read book Oswaal One for All Class 12 English, Physics, Chemistry & Biology (Set of 4 books) (For CBSE Board Exam 2024) written by Oswaal Editorial Board and published by Oswaal Books and Learning Private Limited. This book was released on 2023-07-31 with total page 2033 pages. Available in PDF, EPUB and Kindle. Book excerpt: Description of the product: ♦ Strictly as per the latest CBSE Syllabus dated: March 31, 2023 Cir. No. Acad-39/2023 & Acad45/2023. ♦ 100 % Updated for 2023-24 with Latest Rationalised NCERT Textbooks ♦ Concept Clarity with Concept wise Revision Notes, Mind Maps & Mnemonics ♦ 100% Exam Readiness with Previous Year’s Questions & Board Marking Scheme Answers ♦ Valuable Exam Insights with 3000+ NCERT & Exemplar Questions ♦ Extensive Practice with Unit Wise Self-Assessment Questions & Practice Papers ♦ NEP Compliance with Competency based questions

Oswaal One for All Class 12 English, Physics, Chemistry & Mathematics (Set of 4 books) (For CBSE Board Exam 2024)

Author : Oswaal Editorial Board
Publisher : Oswaal Books and Learning Private Limited
ISBN 13 : 9357284435
Total Pages : 2233 pages
Book Rating : 4.3/5 (572 download)

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Book Synopsis Oswaal One for All Class 12 English, Physics, Chemistry & Mathematics (Set of 4 books) (For CBSE Board Exam 2024) by : Oswaal Editorial Board

Download or read book Oswaal One for All Class 12 English, Physics, Chemistry & Mathematics (Set of 4 books) (For CBSE Board Exam 2024) written by Oswaal Editorial Board and published by Oswaal Books and Learning Private Limited. This book was released on 2023-07-31 with total page 2233 pages. Available in PDF, EPUB and Kindle. Book excerpt: Description of the product: ♦ Strictly as per the latest CBSE Syllabus dated: March 31, 2023 Cir. No. Acad-39/2023 & Acad45/2023. ♦ 100 % Updated for 2023-24 with Latest Rationalised NCERT Textbooks ♦ Concept Clarity with Concept wise Revision Notes, Mind Maps & Mnemonics ♦ 100% Exam Readiness with Previous Year’s Questions & Board Marking Scheme Answers ♦ Valuable Exam Insights with 3000+ NCERT & Exemplar Questions ♦ Extensive Practice with Unit Wise Self-Assessment Questions & Practice Papers ♦ NEP Compliance with Competency based questions

Chemistry Class XII For Madhya Pradesh Board by Dr. S C Rastogi, Er. Meera Goyal

Author : Dr. S C Rastogi,
Publisher : SBPD Publications
ISBN 13 : 9382883002
Total Pages : 1025 pages
Book Rating : 4.3/5 (828 download)

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Book Synopsis Chemistry Class XII For Madhya Pradesh Board by Dr. S C Rastogi, Er. Meera Goyal by : Dr. S C Rastogi,

Download or read book Chemistry Class XII For Madhya Pradesh Board by Dr. S C Rastogi, Er. Meera Goyal written by Dr. S C Rastogi, and published by SBPD Publications. This book was released on 2020-06-17 with total page 1025 pages. Available in PDF, EPUB and Kindle. Book excerpt: Syllabus : Unit I : Solid State Unit II : Solutions Unit III : Electrochemistry Unit IV : Chemical Kinetics Unit V : Surface Chemistry Unit VI : General Principles and Processes of Isolation of Elements Unit VII : “p”–Block Elements Unit VIII : “d” and “f” Block Elements Unit IX : Coordination Compounds Unit X : Haloalkanes and Haloarenes Unit XI : Alcohols, Phenols and Ethers Unit XII : Aldehydes, Ketones and Carboxylic Acids Unit XIII : Organic Compounds Containing Nitrogen Unit XIV : Biomolecules Unit XV : Polymers Unit XV : Polymers Unit XVI : Chemistry in Everyday Life Content : 1. Solid State 2. Solutions 3. Electro-Chemistry 4. Chemical Kinetics 5. Surface Chemistry 6. General Principles And Processes Of Isolation Of Elements 7. P-Block Elements 8. D-And F-Block Elements 9. Coordination Compounds And Organometallics 10. Haloalkanes And Haloarenes 11. Alcohols, Phenols And Ethers 12. Aldehydes Ketones And Carboxylic Acids 13. Organic Compounds Containing Nitrogen 14. Biomolecules 15. Polymers 16. Chemistry In Everyday Life Appendix : 1. Important Name Reactions And Process 2. Some Important Organic Conversions 3. Some Important Distinctions

Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal

Author : Dr. Sunita Bhagia
Publisher : SBPD Publications
ISBN 13 : 9389356423
Total Pages : 41 pages
Book Rating : 4.3/5 (893 download)

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Book Synopsis Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal by : Dr. Sunita Bhagia

Download or read book Practical/Laboratory Manual Biology Class XII based on NCERT guidelines by Dr. Sunita Bhagia & Megha Bansal written by Dr. Sunita Bhagia and published by SBPD Publications. This book was released on 2020-06-22 with total page 41 pages. Available in PDF, EPUB and Kindle. Book excerpt: A. List of Experiments 1.Study pollen germination on a slide, 2.Collect and study soil from at least two different sites and study them for texture, moisture content, pH and water holding capacity. Correlate with the kinds of plants found in them, 3. Collect water from two different water bodies around you and study them for pH, clarity and presence of any living organism, 4. Study the presence of suspended particulate matter in air at two widely different sites, 5. Study the plant population density by quadrate method, 6. Study the plant population frequency by quadrate method, 7. Prepare a temporary mount of onion root tip to study mitosis. 8. Study the effect of different temperatures and three different pH on the activity of salivary amylase on starch. 9. Isolate DNA from available plant material such as spinach, green pea seeds, papaya, etc. B. Study/observation of the following (Spotting) 1. Flowers adapted to pollination by different agencies (wind, insects, birds). 2. Pollen germination on stigma through a permanent slide. 3. Identification of stages of gamete development, i.e., T.S. of testis and T.S. of ovary through permanent slides (from grasshopper/mice). 4. Meiosis in onion bud cell or grasshopper testis through permanent slides. 5. T.S. of blastula through permanent slides (Mammalian). 6.Mendelian inheritance using seeds of different colour/sizes of any plant.7. Prepare pedigree charts of any one of the genetic traits such as rolling of tongue, blood groups, ear lobes, widow's peak and colour blindness. 8. Controlled pollination-emasculation, tagging and bagging. 9. Common disease causing organisms like Ascaris, Entamoeba, Plasmodium, any fungus causing ringworm through permanent slides or specimens. Comment on symptoms of diseases that they cause. 10. Two plants and two animals (model/virtual images) found in xeric conditions. Comment upon their morphological adaptations. 11. Two plants and two animals (models/virtual images) found in aquatic conditions. Comment Content EXPERIMENTS 1.To study pollen germination on slide. 2. To study the texture moisture content pH and waterHolding Capacity of soils collected from different sites. 3.To collect water from different water bodies and study them for pH Clarity and presence of living organisms. 4. To study the presence of suspended particulate matter in air at different sites. 5.To study plant population density by quadrat method.6.To study plant population frequency by quadrat method. 7.To study various stages of mitosis in root tip of onion by preparing slide in acetocarmine. 8.To study effect of different temperature and three different pH onthe activity of salivary amylase. 9. To study the isolation of DNA from available plant material such as spinach green pea,seeds, papaya etc. SPOTTING 1.Pollination in flowers. 2. Pollen germination.3.Slides of mammal tissues. 4. Meiosis cell division. 5. T. S. of Blastula. 6. Mendel's inheritance laws. 7. Pedigree chart. 8. Controlled pollination. 9.Common disease causing organisms. 10.Xerophytic adaptation. 11.Aquatic adaptation.