Engineering
Chemistry
Nucleophilic Substitution
Elimination Reactions
Nucleophilic addition
Carboanion
Electrophilic substitution
Question

Match the reactions in column I with appropriate types of steps / reactive intermediate involved in these reactions as given in column II

Column-I  Column-II  
(p) Nucleophilic substitution
(q) Electrophilic substitution
(r) Dehydration
(s) Nucleophilic addition
  (t) Carbanion
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Solution

Factual

*           The most appropriate answer to this question is

            A r, s, t; B p, s, t; C r, s; D q, r

            But because of ambiguity in language, IIT has declared

            A r, s, t; B p, s; C r, s; D q & r as correct answer