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प्रश्न
Write preparation of ethyl cyanide from ethyl bromide.
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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