Why is Wurtz reaction not preferred for the preparation of alkanes containing odd number of carbon atoms? Illustrate your answer by taking one example
Suggest the name of a Lewis acid other than anhydrous aluminium chloride which can be used during ethylation of benzene.
Out of benzene, m–dinitrobenzene and toluene, state the increasing order of nitration. Justify your answer?
Arrange the following set of compounds in order of their increasing relative reactivity with an electrophile, E+
(a) p-nitrochlorobenzene, Chlorobenzene, 2,4-dinitrochlorobenzene,
(b) p – H3C – C6H4 – NO2, Toluene, p-O2N – C6H4 – NO2.