question_answer

When phenyl magnesium bromide ^reacted with ethyl alcohol, product is

A)  phenol

B)  r-butyl benzene

C)  benzene                   

D)  t-butyl phenyl ether        

Correct Answer: C

Solution :

                Alkyl/Aryl group of Grignard reagent has a tendency to give alkane/arene by accepting an acidic hydrogen. \[\underset{Grignard\,reagent}{\mathop{{{C}_{6}}{{H}_{5}}MgBr}}\,+\underset{acidic\,hydrogen}{\mathop{{{C}_{2}}{{H}_{5}}OH}}\,\xrightarrow{{}}\underset{benzene}{\mathop{{{C}_{6}}{{H}_{6}}}}\,\]