question_answer

The product formed as a result of reaction of \[C{{H}_{3}}MgBr\] and\[C{{O}_{2}}\], on further hydrolysis gives

A) \[C{{H}_{3}}COOH\]                       

B)        \[HCOOH\]

C)         oxalic acid          

D)         acetic acid

Correct Answer: A

Solution :

\[C{{H}_{3}}COOH\]or\[O=\underset{\begin{smallmatrix}  | \\  C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,-OH+Mg(OH)Br\]