MCQ
Which element exist as a solid at $25\,^oC$ and $1$ atmospheric pressure among the following
- A$Br$
- B$Cl$
- C$Hg$
- ✓$P$
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$CH_3 (CH_2)_8CH_2Br \xrightarrow[benzene]{KCN} CH_3 (CH_2)_8CH_2CN$
Above reaction is an example of $1,4$ -elimination. Predict the product.