The correct order of the following compounds showing increasing tendency towards nucleophilic substitution reaction is:
1
(iv) < (iii) < (ii) < (i)
2
(iv) < (i) < (iii) < (ii)
3
(i) < (ii) < (iii) < (iv)
4
(iv) < (i) < (ii) < (iii)
The correct order of the following compounds showing increasing tendency towards nucleophilic substitution reaction is: