Analytical ChemistryHard

Question

Aqueous Solution of BaBr₂ gives yellow precipitate with :

Options

A.K₂CrO₄

B.AgNO₃

C.(CH₃COO)₂Pb

D.(a) and (b) both

Solution

Ba²⁺ + CrO₄^2- → BaCrO₄ ↓ (yellow) ; Ag⁺ + Br^- → AgBr ↓ (pale yellow).

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