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“Har Ghar Pathshala”, , Daily Practice Assignment, , Subject Chemistry, Class XII, Unit Organic compounds containing Nitrogen, Topic Alkane amines : Structure & Methods to prepare, amines, 1. In Amines although N have sp* hybridization but its geometry is pyramidal., Tt is due to, a) Presence of alkyl group b) presence of H-atom, c) presence of lone pair d) None of above, , 2. Rapid inter-conversion of d- and |- enantiomers of tertiary amines having, different alkyl group is:, , a) Flipping b) Tossing c) Rotation — d) Revolution, 3. Reduction of Alkyl cyanide with Na/C,H;OH to produce amine is:, a) Gabriel phthalamide reaction b) Hoffmann bromamide reaction, , c) Hoffmann ammonolysis reaction d) Mendius Reaction, 4. Alkyl halides are not preferred to form alkyl amines. Why?, 5. Write short note on: i) Gabriel phthalamide reaction ii) Hoffmann, , bromamide degradation reaction, 6. Convert:, i) Acetamide into methyl alcohol, ii) Nitrobenzene into aniline, iii) Acetamide into ethyl alcohol, 7. Complete the reactions, , i) NC ii) CONH,, LiAIHy Br./KOH, , ——— ux