Assertion (A) Glucose gives reddish brown precipitate with Fehling solution. Reason (R) Reaction of glucose with Fehling solution gives CuO and gluconic acid.

Glucose give reddish brown precipitate with Fehling solution and solution consists of Cu2+ which gets reduced to Cu+ (Cu2O). OH 6 12 6 5 11 5 2 Glucose Gluconic acid C H O 2CuO C H O COOH Cu O ->