Ribose and 2-deoxyribose can be differentiated by

Options

A. Fehling's reagent
B. Tollen's reagent
C. Barfoed's reagent
D. osazone formation.

Answer

D

Explanation

(D) Ribose and 2-deoxyribose can be differentiated by osazone formation. No osazone formation in 2-deoxyribose.
`underset("Ribose")({:(CHO),("|"),(CHOH),("|"),(CHOH),("|"),(CHOH),("|"),(CHOH):})" " overset(C_(6)H_(5)NHNH_(2))underset(-H_(2)O)to" "{:(CH=NHHC_(6)H_(5)),("|"),(CHOH),("|"),(CHOH),("|"),(CHOH),("|"),(CH_(2)OH):} overset(C_(6)H_(5)NHNH_(2))underset({:(-C_(6)H_(5)NH_(2)),(-NH_(3)):})to" "{:(CH=NHC_(6)H_(5)),("|"),(C=O),("|"),(CHOH),("|"),(CHOH),("|"),(CH_(2)OH):} overset(C_(6)H_(5)NHNH_(2))underset(-H_(2)O)to " " underset("Osazone")({:(CH=NHC_(6)H_(5)),("|"),(C=N NHC_(6)H_(5)),("|"),(CHOH),("|"),(CHOH),("|"),(CH_(2)OH):})`