question_answer

An organic compound X is oxidised by using acidified \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]. The product obtained reacts with phenyl hydrazine but does not answer silver mirror test. The possible structure of X is

A)  \[C{{H}_{3}}C{{H}_{2}}OH\]       

B)  \[C{{H}_{3}}\underset{\begin{smallmatrix}  || \\  O \end{smallmatrix}}{\mathop{-C}}\,-C{{H}_{3}}\]

C)  \[{{(C{{H}_{3}})}_{2}}CHOH\]    

D)  \[C{{H}_{3}}CHO\]

Correct Answer: C

Solution :

Ketone (ie, acetone) reacts with phenyl hydrazine but does not give silver mirror test.