Class 11th Chemistry Practical Book Answers - Maharashtra Board

इयत्ता 12वी Chemistry Practical Solutions - Maharashtra Board

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नमस्कार मित्रांनो, या ब्लॉग पेज वर तुम्हाला इयत्ता बारावी Chemistry या विषयाचे Practical Book Solutions उपलब्ध करून दिलेले आहेत. ते खालीप्रमाणे आहेत:

Qualitative Estimation (Long Experiments)

1

To determine concentration of KMnO4 by titrating against oxalic acid

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2

To determine concentration of KMnO4 by titrating against ferrous ammonium sulphate

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Chemical Kinetics (Long Experiments)

3

Effect of concentration on rate of reaction between Na2S2O3 and HCl

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4

Effect of temperature on rate of reaction between Na2S2O3 and HCl

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5

Rate of reaction between KIO3 and Na2S2O3 using starch indicator

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Electrochemistry

6

Study of variation of cell potential of cell Zn|Zn²+||Cu²+|Cu with concentration changes

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Thermochemistry (Short Experiments)

7

To determine enthalpy of dissolution of CuSO4.5H2O in water

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8

To determine enthalpy of neutralization of HCl and NaOH

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9

To determine enthalpy change of displacement of Cu from CuSO4 by Zn

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10

To determine enthalpy change during interaction between acetone and chloroform

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Inorganic Preparation (Short Experiments)

11

To prepare pure sample of ferrous ammonium sulphate

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12

To prepare a pure sample of potash alum

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13

To prepare potassium trioxalatoferrate (III) complex

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Organic Preparation (Short Experiments)

14

To prepare dibenzalacetone

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15

To prepare 2-naphthol aniline dye

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16

To prepare acetanilide from acetyl chloride

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17

To prepare p-nitro acetanilide from acetanilide

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Identification of Functional Groups

18

Test for functional group present in given organic compound

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19

Characteristics tests of carbohydrate, proteins, fats and oils

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Qualitative Analysis for Acidic Radicals

20

Analysis of inorganic salt mixture no.1 for two Acidic radicals

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21

Analysis of inorganic salt mixture no.2 for two Acidic radicals

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22

Analysis of inorganic salt mixture no.3 for two Acidic radicals

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Qualitative Analysis for Basic Radicals

23

Analysis of inorganic salt mixture no.1 for two basic radicals

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24

Analysis of inorganic salt mixture no.2 for two basic radicals

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25

Analysis of inorganic salt mixture no.3 for two basic radicals

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List of Activities

Preparation of phthalic anhydride from phthalic acid

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Preparation of succinic anhydride from succinic acid

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Preparation of methyl salicylate

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Measurement of e.m.f. of commercial cells using voltmeter

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Identification of Resin identification code (RIC) on plastic materials

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Preparation of 100mL 0.1M standard solution of ferrous ammonium sulphate

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Question Paper Pattern/Format

Class 12 Chemistry Practical Exam Pattern

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