When equal volumes of 0.2 M solutions of the following compounds are mixed, which combination forms a red precipitate? | Descriptive Chemistry

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Descriptive ChemistryMCQ

Question

When equal volumes of 0.2 M solutions of the following compounds are mixed, which combination forms a red precipitate?

AgNO₃ + Na₂S

AgNO₃ + K₂CrO₄

✓ Correct

NiCl₂ + NaOH

CuSO₄ + NH₃

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