1.

Which one of the following does not exhibit the phenomenon of mutarotation ?

Answer»

(-) Fructose
(+) Sucrose
(+) LACTOSE
(+) MALTOSE

Solution :Only monosaccharides , i.e., (-) -fructose , and REDUCING disaccharides , i.e., (+) -lactose and `(+)` - maltose , show MUTAROTATION, Since `(+)`- sucrose is a non -reducing sugar , it does not show mutarotation. THUS , option (b) is correct.


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