Question

The end products in the Cannizaro reaction of benzaldehyde is

• A. $PhCO_{2}H, PhCH_{2}OH$
• B. $PhCO_{2}H, PhCH_{2}CO_{2}H$
• C. $PhCH_{2}OH, PhCOCH_{3}$
• D. $PhCO_{2}H, PhCOCH_{3}$

Answer 1

Answer: (A)

$PhCO_{2}H, PhCH_{2}OH$

Answer 2

Aldehydes which do not contain $\alpha -$ hydrogen atom undergo self oxidation and reduction on treatment with concentrated solution of alkali This reaction is called Cannizaro reaction.