Home
Class 12
CHEMISTRY
Which of the following hexoses will form...

Which of the following hexoses will form the same osazone when treated with excess phenyl hydrazine?

A

D-glucose, D-fructose and D-galactose

B

D-glucose, D-fructose and D-mannose

C

D-glucose, D-mannose and D-galactose

D

D-fructose, D-mannose and D-galactose

Text Solution

Verified by Experts

The correct Answer is:
B
D-glucose, D-fructose and D-mannose form the same osazone treated with excess phenyl hydrazine because they differ only 1st and 2nd carbon atoms with are transformed to the same form.

They form same osazone
`{:(CH=N NHC_(6)H_(5)),(|),(C=N NHC_(6)H_(5)),(|),((CHOH)_(3)),(|),(CH_(2)OH):}`
Promotional Banner

Similar Questions

Explore conceptually related problems

Which of the following forms osazone with phenylhydrazene?

Which of the following is formed when 1, 3 - dibromopropane reacts with zinc?

Which of the following compounds will be formed when addition of HBr takes place with acetylene?

Which of the following reacts with chloroform and a base to form phenyl isocyanide?

Which of the following will not be formed when calcium formate is disilled with calcium acetate?