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प्रश्न
Write preparation of ethyl cyanide from ethyl bromide.
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उत्तर
When ethyl bromide is boiled with an alcoholic solution of potassium cyanide in aqueous ethanol, ethyl cyanide (Ethyl nitrile) is formed.
\[\ce{\underset{(Ethyl bromide)}{CH3 - CH2 - Br} + \underset{(alc.)}{KCN} ->[boil] \underset{(Ethyl cyanide)}{CH3 - CH2 - CN} + KBr}\]
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