Sunday, June 22, 2008

Carbohydrates - 10 - Tests

1. The pair of compounds showing positive Tollens reagent test is

a. glucose and sucrose
b. fructose and sucrose
c. glucose and fructose
d. acetephenone and pentanal

(JEE 2004)

Answer: c

Reducing sugars show this test. Both glucose and fructose are reducing sugars.

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