Give the structural formulae of
(a) mesitylene (b) phorone and (c) mesityl oxide

The above structural formula refers to

Give the structural formula of (i) 2-amino-2-methyl propane. (ii) 2-(N, N-dimethyl) amino butane

Give the formulae of (a)Borax , (b)Colemanite

Primary alkyl halide C_(4)H_(9)Br (a) reacted with alcoholic KOH to give compound (b). Compound (b) is reacted with HBr to give (c) which is an isomer of (a). When (a) is reacted with sodium metal it gives compound (d), C_(8)H_(18) which is different from the compound formed when n-butyl bromide is reacted with sodium. Give the structural formula of (a) and write the equations for all the reactions.

Give the structural formula of the product formed when n-propyl alcohol reacts with PCl_(3) and alcoholic potash.

Give complete structural formulas of the following compounds (i) 3-Amino butanal and (ii) 5-Oxohex-2-enamide