Question

Benzaldehyde can be prepared by oxidation of toluene by

• A. Acidic $\mathrm { KMnO } _ { 4 }$
• B. $\mathrm { K } _ { 2 } \mathrm { Cr } _ { 2 } \mathrm { O } _ { 7 }$
• C.
• D. All of these

Answer 1

Answer: (C)

Answer 2

This is Etard’s reaction