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A student adds lead (II) nitrate (Pb(NO 3 ) 2 ) to an unknown solution. A yellow precipitate forms. What could the unknown solution be?
Potassium iodide (KI)
Copper sulphate (CuSO4)
Sodium chloride (NaCl)
Barium sulphate (BaSO4)
Potassium iodide (KI)
Practice and solve "A student adds lead (II) nitrate (Pb(NO 3 ) 2 ) to an unknown solution. A yellow precipitate forms. ..." for General Awareness - Previous Year Paper 2025. The correct answer is Option A: Potassium iodide (KI). Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A student adds lead (II) nitrate (Pb(NO 3 ) 2 ) to an unknown solution. A yellow precipitate forms. ..." for General Awareness - Previous Year Paper 2025. The correct answer is Option A: Potassium iodide (KI). Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.