Ethylenedibromide on treatment with KOH gives

1-Chlorobutane on treatment with alcholic KOH gives

Methoxybenzene on treatment with HI produces

An element which was burnt in limited supply of air to give oxide A which on treatment with water gives an acid. B. Acid B on heating gives acid C which gives yellow precipitate with AgNO_3 solution A is

This question has statement I and statement II . of the four choices given after the statements choose the one that best describes the two statement Statement-I Treatment of 1,3-dichloropropane on treatment with Zn dust gives cyclopropane. statement-II The reaction of alkyl halide with Zn dust to produce alkane is called frankland reaction.

Choloroform on treatment with conc. HNO_(3) gives -

Account for (a) Nitration of benzene is easier than nitration of nitrobenzene (b) Benzaldehyde undergoes condensation with nitro methane in presence of KOH (c) Nitromethane gives trichloro nitro methane on treatment with chlorine/NaOH while nitro ethane gives only dichloro ethane

A metal X on heating in nitrogen gas gives Y, Y on treatment with H_2 O gives a colourless gas which then passed through Cuso_4 solution gives a blue colour. Y is