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  3. Chemistry
  4. A compound is treated with NaNH2 to give sodium salt. Identify the compound.

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Q. A compound is treated with $NaNH_2$ to give sodium salt. Identify the compound.

AIPMTAIPMT 1993Hydrocarbons

Solution:

Sodamide is strong base, attract the more acidic hydrogen and gives sodium salt
$H - C \equiv C - H + NaNH _{2} \longrightarrow \underset{\text{Sodium ethynide}}{H - C \equiv C ^{-} Na ^{+}}+\frac{1}{2} H _{2}$