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Important Questions-Chemistry-12th

 Class:-12th

Subject:-Chemistry

By: Mr. Mansoor Sir

Expected-cum-Practice topics

1-Raoult's Law, Colligative properties Abnormal Molecular masses,

Solubility of gasses

2. Specific conductivity, molar conductivity, variation of conductivity with

concentration, Kohirausch's law and ils applications, Galvanic cell. Nernst

Equation.

3-Rate law specific rate constant and order, molecularity of a reaction,

inlegrated rate expression of zero and firstr order reactions and their

derivations, half-life period. Arrhenius equation.

4-Preparation and properties of K2Cr2O7 and KMnO4 lanthanide

contraction and its consequence, Properties of first row transition metals.

5-IUPAC nomenclature of mononuclear coordination compounds. Bonding

(Werner's theory, VBT and CFT), structural and stereoisomerism.

6-Nature of C-X bond, Stability of carbocations, R-S and d-l configurations.

Uses and environmental effects of-dichloromethane, trichloromethane,

tetrachloromethane, lodoform, freon, and DDT.

7-Identification of primary secondary & tertiary alcohols. Acidic nature of

phenol, Mechanism of dehydration of Alcohols and Electrophilic

substitution reaction

8-Mechanism of nucleophilic addition reaction to C=O group, reactivity of

alpha hydrogen in aldehydes, acidic nature of carboxylic acids

9. Identification of primary, secondary & tertiary amines, Basic nature,

Diazonium Salts: Preparation and che reactions (mechanism of

diazotization), and importance aesthetic organic chemistry.

10-Glucose, fructose: structure, preparation and chemical reactions,

denaturation of proteins hormones their classification & functions. Nucleic

Acids: DNA and RNA Vitamins: Classification and functions sources and

deficiency

11.Name Reactions and their mechanisms in organic chemistry.

12.Calculation of O. N In coordination chemistry.

13.Calculations involving concentration units, unit calculation w. r. t order

of reaction.

14-Methods of Preparation of Ethers, Alcohol, Amines.

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