Q.

Sugar ‘X’

A. is found in honey.
B. is a keto sugar.
C. exists in α and β-anomeric forms.
D. is laevorotatory.

‘X’ is                                              [2025]

1 maltose  
2 sucrose  
3 D-glucose  
4 D-fructose  

Ans.

(4)

Fructose is found in honey, contains keto group, exists in α- and β-anomeric forms.
It is a laevorotatory compound hence, sugar ‘X’ is D(–)fructose.