What are reducing and non-reducing sugars? Give examples.

Explanation

Sugars which reduces Fehlings solution and Tollen's reagent are called reducing sugars. These sugars contain free aldehyde group or ketonic group adjacent to CHOH group. Ex : Glucose, fructose, maltose, lactose.
Sugars which does not reduce Fehlings solution and Tollen's reagent are called non- reducing sugars. Ex : Sucrose.