[C_(5)H_(12)" gives "(" types of alkyl groups ")/((B)8)" (C) "6," (D) "4]

An alkene (A) with molecular formula C_(7)H_(12) adds HBr to give a single alkyl halide (B) (C_(7)H_(13)Br) .(A) on catalytic hydrogenation gives 1 1 -dimethyl cyclopentane.The alkene (A) is

An alkene (A) with molecular formula C_(7)H_(12) adds HBr to give a single alkyl halide (B) (C_(7)H_(13)Br) . (A) on catalytic hydrogenation gives 1 ,1 -dimethyl cyclopentane.The alkene (A) is

With alkali C_(3)H_(6) CI_(2)(A) " gives " CH_(3)H_(6)O(B)" or " C_(3)H_(4)(C) .(C) reacts with dilute H_(2)SO_(4) containing mercuric sulphate to give C_(3)H_(6)O(D) which gives iodoform test.

How many isomers are possible for the alkyl group C_(4)H_(9)- ?

11 : 5 :: 17 : ? (A) 6 (B) 8 (C) 10 (D) 12

Number of vertices of a cuboid is (a) 4 (b) 6 (c) 8 (d) 12

(A) C_(2)H_(12)O (ether) on treatment with PCl_(5) forms alkyl chlorides (B) and (C ) . (B) and (C ) both on treatment with aq. NaOH give alcohol (D) and (E ), both (D) and (E ) give iodoform test. What are (A),(B),(C ), (D) and (E ) ?

(b) A aromatic hydrocarbon (A) of molecular formula C_(6)H_(6) reacts with Conc. HNO_(3) and Conc. H_(2)SO_(4) gives (B) of formula C_(6)H_(5)O_(2)N . (B) on reaction with Sn//HCl gives (C ) of formula C_(6)H_(7)N which answers carbylamine reaction. (C ) on treatment with chloroform and alkali gives (D ) of formula C_(7)H_(5)N . Identify A, B, C, D and explain the reactions involved.