Question

Fehling's reagent contains

• A. copper sulphate, Rochelle salt and sodium hydroxide
• B. copper sulphate, $Na_2CO_3$ and sodium acetate
• C. copper sulphate, sodium citrate and sodium acetate
• D. copper sulphate, HCl and Rochelle salt.

Answer 1

Answer: (A)

Fehling's reagent 'comprises of two solutions, Fehling solution A and Fehling solution: B. Fehling solution A is aqueous copper sulphate and Fehling solution B is alkaline sodium potassium tartarate (Rochelle salt).