Question

$C_6{H}_{5}C{H}_3\stackrel{Cr{O}_{2}C{l}_2}{\to }Z$
In the given sequence $Z$ is

• A. benzaldehyde
• B. toluic acid
• C. phenyl acetic acid
• D. benzoic acid

Answer 1

Answer: (A)

Toluene is oxidised to benzaldehyde in presence of chromyi chloride. This reaction is called Etards reaction.