Question

In osazone formation of three molecules of phenylhydrazine which is the correct statement

• A. All the three molecules react in similar manner
• B. Two molecules reacts in similar manner whereas the third reacts in different way
• C. All the three molecules react in different way
• D. Only two react in same manner but the third molecules remains unreacted

Answer 1

Answer: (B)

Two molecules reacts in similar manner whereas the third reacts in different way

Answer 2

In osazone formation first phenyl hydrazine molecule forms hydrazone at C – 1 second phenyl hydrazine molecule Oxidises the second carbon to carbonyl and third phenyl hydrazine molecule forms hydroazone with C– 2.