1.

Which of the following show glucose has aldehyde group

Answer»

It gives Tollen's REAGENT test
It gives Fehling's solution test
It gives Schiff's reagent test
It gives reaction with `NaHSO_(3)` and `NH_(3)`

Solution :(a) and (b) are CORRECT because glucose gives silver mirror with tollen's reagent and `Cu_(2)O darr` (BRICK red ppt) with Fehling's solution.
(c) and (d) are not correct because glucose does not react with Schiff's reagent , `NaHSO_(3) ` and `NH_(3)`


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