MCQ
Benzene is obtained by
- ASubstitution of three acetylene molecules
- BAddition of three ${C_2}{H_2}$ molecules
- ✓Polymerisation of three ${C_2}{H_2}$ molecules
- DCondensation of three ${C_2}{H_2}$ molecules
$3CH \equiv CH\mathop {\xrightarrow{{{\text{heat}}}}}\limits_{Cu,\,{{500}\,^o}C} $
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