Hydrocarbons Ques 13
13. Hydrocarbon (A) reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to gaseous hydrocarbon containing less than four carbon atoms. (A) is
[2018]
(a) $CH \equiv CH$
(b) $CH_2=CH_2$
(c) $CH_4$
(d) $CH_3-CH_3$
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Solution:
(c)
$ CH_4 \xrightarrow[h \nu]{Br_2} CH_3-Br \xrightarrow[\text{ ether }]{Na} $
$ CH_3-CH_3 $ (less than four ‘C’)
BETA
