MCQ
$1, 2-$dibromoethane when heated with alcoholic potash gives
- AEthane
- ✓Acetylene
- CEthylene
- DMethane
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$\left[\right.$ Given $\left.: \mathrm{K}_{\mathrm{f}}\left(\mathrm{H}_{2} \mathrm{O}\right)=1.86\, \mathrm{~K}\, \mathrm{~kg}\, \mathrm{~mol}^{-1}\right]$