Question

Assertion (A): Glucose does not form the hydrogensulphite addition product with \(NaHSO_3\) . 

Reason (R): Glucose exists in a six-membered cyclic structure called pyranose structure.

a. Both A and R are true and R is the correct explanation of A 

b. Both A and R are true but R is not the correct explanation of A.

c. A is true but R is false. 

d. A is false but R is true.

Answer 1

Correct option is : b. Both A and R are true but R is not the correct explanation of A.

Due to the absence of a free aldehydic group, it does not give a reaction with \(NaHSO_3\) .