Aldehydes Ketones Question 157
Question: A mixture of benzaldehyde and formaldehyde on heating with aqueous $ NaOH $ solution gives
[IIT-JEE (Screening) 2001]
Options:
A) Benzyl alcohol and sodium formate
B) Sodium benzoate and methanol
C) Sodium benzoate and sodium formate
D) Benzyl alcohol and methyl alcohol
Show Answer
Answer:
Correct Answer: A
Solution:
Crossed aldol reaction gives benzyl alcohol and sodium formate. $ \underset{Benzaldehyde}{\mathop{C_6H_5CHO}}+\underset{Formaldehyde}{\mathop{HCHO}}\xrightarrow{NaOH(aq)} $
$ \underset{Benzylalcohol}{\mathop{C_6H_5CH_2OH}}+\underset{Sod\text{.}formate}{\mathop{HCOONa}} $
BETA
