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NEET2024Chemistry
Q.

Fehling's solution 'A' is

  1. A

    Alkaline solution of sodium potassium tartrate (Rochelle's salt)

  2. B

    Aqueous sodium citrate

  3. C

    Aqueous copper sulphate

  4. D

    Alkaline copper sulphate

Solution

Fehling's reagent is prepared just before use by mixing two stock solutions: Solution A is aqueous CuSO, and Solution B is alkaline sodium potassium tartrate (Rochelle salt) in NaOH.

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