Question

Fehling's solution can make distinction between:

• A. $MeCHO$ and $PhCHO$
• B.
• C.
• D. $MeCHO$ and $HCHO$

Answer 1

Answer: (A)

a. Fehling''''''''s solution reacts only with aliphatic aldehyde, not with aromatic aldehyde
b. F.S. reacts with $MeCHO$ and also with $\alpha$-hydroxy ketones

d.F.S. reacts with both aliphatic aldehydes ($MeCHO$ and $HCHO$). So the answer is (a)