Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following carbohydrates is not a reducing sugar?
Options
A Glucose
B Sucrose
Correct Answer
C Fructose
D Lactose
Correct Answer

Option B is the correct answer.

Detailed Explanation

Sucrose is a non-reducing sugar because its anomeric carbons are both involved in the glycosidic bond (no free hemiacetal OH). Glucose, fructose, and lactose are reducing sugars.

Hint

Which common sugar is non-reducing?

Question Info