11. ALCOHOLS, PHENOLS AND ETHERS High Target Oct 18, 2021 Chemistry class 12th English Medium 11. ALCOHOLS, PHENOLS AND ETHERS Q. 1. What is absolute alcohol ? How is it obtained ? Ans. Absolute…
10. HALOALKANES AND HALOARENES High Target Oct 18, 2021 Chemistry class 12th English Medium 10. HALOALKANES AND HALOARENES Q. 1. What happens when KI is added in the reaction chamber where the…
9. CO-ORDINATION COMPOUNDS High Target Oct 18, 2021 Chemistry class 12th English Medium 9. CO-ORDINATION COMPOUNDS Q. 1. Write the name of the coordination isomer of the complex . Ans. (Cr…
8. THE D- AND f-BLOCK ELEMENTS High Target Oct 18, 2021 Chemistry class 12th English Medium 8. THE D- AND f-BLOCK ELEMENTS Q. 1. How are xenon fluorides XeF2, XeF4 and XeF6 prepared ? Ans. All…
7. THE P-BLOCK ELEMENTS High Target Oct 18, 2021 Chemistry class 12th English Medium 7. THE P-BLOCK ELEMENTS Q. 1. What is laughing gas ? How is it prepared ? Ans. N2O It is prepared by…
6. GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS High Target Oct 18, 2021 Chemistry class 12th English Medium 6. GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS Q. 1. Differentiate between minerals and…
4. CHEMICAL KINETICS High Target Oct 18, 2021 Chemistry class 12th English Medium 4. CHEMICAL KINETICS Q. 1. Express the relationship between degree of dissociation of an electrolyte and its…
3. ELECTROCHEMISTRY High Target Oct 18, 2021 Chemistry class 12th English Medium Q. 1. How much charge is required for the reduction of 1 mole of Cu2+ to Cu ? Ans. The electrode reaction is…
1. SOLID STATE Question Answer 2022 Inter Exam High Target Oct 18, 2021 Chemistry class 12th English Medium Q. 1. Why are solids rigid ? Ans. At sufficiently low temperature, the termal energy is low and intermolecular…
CONVERSIONS High Target Oct 17, 2021 Chemistry class 12th English Medium 1. Propene to propan-1 ol : 2. Ethano to But- 1-yne : 3. 2-Bromopropane to 1-Bromopropane : 4.…
2. SOLUTION – LONG ANSWER TYPE QUESTIONS High Target Oct 17, 2021 Chemistry class 12th English Medium 2. SOLUTION - LONG ANSWER TYPE QUESTIONS Q. 1. Define the following terms : (i) Mole fraction (ii) Molality…
16. CHEMISTRY IN EVERYDAY LIFE Objective High Target Sep 24, 2021 chemistry 16. CHEMISTRY IN EVERYDAY LIFE 1. The use of chemicals for treatment of diseases is called (A)…
15. POLYMERS Objective High Target Sep 24, 2021 chemistry 15. POLYMERS 1. Bakelite is an example of - (A) elastomer (B) fibre (c) thermoplastic (D)…
14. BIOMOLECULES Objective High Target Sep 24, 2021 chemistry 14. BIOMOLECULES 1. On oxidation with a mild oxidising agent like Br2/H2O, the glucose is oxidized to (A)…
13.AMINES Objective High Target Sep 24, 2021 chemistry 14.AMINES 1. Nitrogen atom of amino group is ........... hybridised. (A) sp (B) sp2 (C) sp3 (D) sp3d…
12. ALDEHYDES, KETONES AND CARBOXYLIC ACIDS Objective High Target Sep 24, 2021 chemistry 12. ALDEHYDES, KETONES AND CARBOXYLIC ACIDS 1. Propanone can be prepared from ethyne by (A) passing a…
11. ALCOHOLS, PHENOLS AND ETHERS Objective High Target Sep 24, 2021 chemistry 11. ALCOHOLS, PHENOLS AND ETHERS 1. One mole of ethyl acetate on treatment with an excess of LiAlH4 in dry…
10. HALOALKANES AND HALOARENES Objective High Target Sep 24, 2021 chemistry 10. HALOALKANES AND HALOARENES 1. Good conductor of electricity and heat is (A) Anthracite coke (B)…
9. CO-ORDINATION COMPOUNDS Objective High Target Sep 24, 2021 chemistry 9. CO-ORDINATION COMPOUNDS 1. K2 is a/an (A) double salt (B) complex salt (C) acid (D) base…
8. THE D- AND f-BLOCK ELEMENTS Objective High Target Sep 24, 2021 chemistry 8. THE D- AND f-BLOCK ELEMENTS 1. Oxidation number of gold metal is (A) + 1 (B) O (C) – 1 (D) all of…