Which of the following reagents is used to co | vedclass

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(B) The conversion of a nitrile $(-CN)$ group to a primary amine $(-CH_2NH_2)$ is a reduction reaction.This reaction is known as the Mendius reduction

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$Na + C_2H_5OH$

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(B) The conversion of a nitrile $(-CN)$ group to a primary amine $(-CH_2NH_2)$ is a reduction reaction.This reaction is known as the Mendius reduction.Sodium in ethanol $(Na + C_2H_5OH)$ acts as a strong reducing agent capable of reducing the $-CN$ group to a $-CH_2NH_2$ group.The reaction is: $R-CN + 4[H] \xrightarrow{Na/C_2H_5OH} R-CH_2NH_2$.

Which of the following reagents is used to convert a $-CN$ group to a $-CH_2NH_2$ group?

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