MCQ
Fructose reduces Tollen's reagent due to
  • A
    asymmetric carbons
  • B
    primary alcoholic group
  • C
    secondary alcoholic group
  • enolisation of fructose followed by conversion to aldehyde by base

Answer

Correct option: D.
enolisation of fructose followed by conversion to aldehyde by base
d
Fructose is a ketose, in the presence of a base, it is converted into-a mixture of glucose and manmose in an enolisation followed by conversion to aldehyde, both of which contain the $-CHO$ group and hence reduce Tollen's
reagent to give silver mirror test.

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