NCERT Class XII Chemistry <br> Chapter - Biomolecules <br> Questions with Solutions

NCERT Class XII Chemistry
Chapter - Biomolecules
Questions with Solutions

Question : 7

Total: 33

What are the hydrolysis products of (i) sucrose and (ii) lactose ?

Solution:

(i) Sucrose on hydrolysis gives one unit of glucose and one unit of fructose.

C12H22O11

H2O

Invertase

––––––––▶

C6H12O6

Sucrose

‌

Glucose

‌

Fructose

(ii) Lactose on hydrolysis with dilute acids yields an equimolar mixture of D-glucose and D-galactose.

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