JEE Main 2026 Chemistry question
Among Fe³⁺, Pb²⁺, Cu²⁺ and Mn²⁺, identify the one that gets precipitated out while passing H₂S in presence of NH₄OH as group reagent. The highest possible oxidation state of the corresponding metal is
Answer: (D)
Solution
Precipitation as a sulphide in the presence of NH₄OH/NH₄Cl (ammoniacal H₂S) identifies group IV, which includes Mn²⁺ (as
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