Class 12th Chemistry
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16. CHEMISTRY IN EVERYDAY LIFE – LONG ANSWER TYPE QUESTIONS
16. CHEMISTRY IN EVERYDAY LIFE Q. 1. With the help of example, explain how do following type of drugs functions…
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15. POLYMERS – LONG ANSWER TYPE QUESTIONS
15. POLYMERS TIL 1. Write the equations for the synthesis of (i) Polymethyl methacrylate (ii) Polyacrylonitrile (iii) Teflon (iv) PVC…
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14. BIOMOLECULES – LONG ANSWER TYPE QUESTIONS
14. BIOMOLECULES 1. What is glycogen ? How is it different from starch ? Ans⇒ Glycogen is a polysaccharide. It…
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13. AMINES – LONG ANSWER TYPE QUESTIONS
13. AMINES Q. 1. Explain the following: (i) Aniline dissolves in aqueous HCl. (ii) Amines are stronger bases than ammonia.…
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12. ALDEHYDES. KETONES AND CARBOXYLIC ACIDS – LONG ANSWER TYPE QUESTIONS
12. ALDEHYDES. KETONES AND CARBOXYLIC ACIDS Q. 1. Explain the following and give an example: (i) Cyanohydrin (ii) Acetal (iii)…
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11. ALCOHOLS, PHENOLS AND ETHERS – LONG ANSWER TYPE QUESTIONS
11. ALCOHOLS, PHENOLS AND ETHERS Q. 1. Explain giving reasons : (i) Boiling point of an alcohol is higher than…
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10. HALOALKANES AND HALOARENES – LONG ANSWER TYPE QUESTIONS
10. HALOALKANES AND HALOARENES Q. 1. Give the uses of Freon 12, DDT, carbon tetrachloride and iodoform. Ans⇒ (i) Freon-12…
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9. CO-ORDINATION COMPOUNDS– LONG ANSWER TYPE QUESTIONS
9. CO-ORDINATION COMPOUNDS Q. 83. Write the formula for the following co ordination compounds : (i) Tetra-amine diaqua cobalt (III)…
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8. THE D- AND f-BLOCK ELEMENTS – LONG ANSWER TYPE QUESTIONS
8. THE D- AND f-BLOCK ELEMENTS Q. 1. What is lanthanoid contraction ? What are the consequences of lanthanoid contraction…
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7. THE p-BLOCK ELEMENTS – LONG ANSWER TYPE QUESTIONS
7. THE p-BLOCK ELEMENTS Q. 1. Why does the reactivity of nitrogen differ from phosphorus ? Ans⇒ Nitrogen molecule is…
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