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Haloalkanes and Haloarenes

Multiple Choice Questions

151.

The compound C₇H₈ undergoes the following reactions:

$C_{7} H_{8} \overset{3 C l_{2} / ∆}{\to} A \overset{B r_{2} / F e}{\to} B \overset{Z n / H C l}{\to} C$

The product 'C' is

m-bromotoluene
o-bromotoluene
p-bromotoluene
3-bromo-2,4,6-trichlorotoluene

m-bromotoluene

152.

Hydrocarbon (A) reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to a gaseous hydrocarbon containing less than four carbon atoms. (A) is

CH ≡ CH
H₂C = CH₂
CH₄
CH₃-CH₃

CH₄