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Question

The solution of Fehling B contains :

A

Acidified Rochelle salt

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B

alkaline sodium potassium citrate

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C

Alkaline sodium potassium tartarate

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D

Acidified sodium potassium citrate

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Solution

The correct option is C Alkaline sodium potassium tartarate
Fehling solution B is an alkaline solution of sodium potassium tartarate or Rochelle's salt.

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