Question

When phenyl magnesium bromide reacted with ethyl alcohol, product is

• A. phenol
• B. r-butyl benzene
• C. benzene
• D. t-butyl phenyl ether

Answer 1

Answer: (C)

Alkyl/Aryl group of Grignard reagent has a tendency to give alkane/arene by accepting an acidic hydrogen.
$\underset{\text{ Grignard reagent }}{C_6{H}_{5}MgBr}+\underset{\text{ acidic hydrogen }}{C_2{H}_{5}OH}\to \underset{\text{ benzene }}{C_6{H}_6}$