Nucleophilic substitution (SN) reactions : The site is susceptible to attack by nucleophiles (An electron rich species).
(SN2 Reaction)
Examples of SN reactions,
(a) Hydrolysis :
r With the help of this reaction an alkene can be converted into alcohol. Alkene is first reacted with HBr to form alkyl bromide and then hydrolysis is done.
(b) Reaction with alkoxides or dry silver oxide :
(c) Reaction with sodium or potassium hydrogen sulphide :
(d) Reaction with alcoholic potassium cyanide and silver cyanide :
(e) Reaction with potassium nitrite or silver nitrite :
(f) Reaction with ammonia :
(g) Reaction with silver salts of fatty acids :
(h) Reaction with sodium acetylide :
(i) Reaction with sodium or potassium sulphide :
Thioethers can also be obtained by
(j) Reaction with halides :
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