In qualitative inorganic analysis of metal ions, the ion which precipitates as sulfide in the presence of H₂… · ABC26IN0693
Subject: Inorganic Chemistry · Chapter: d-Block Elements · Topic: D Block – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium
In qualitative inorganic analysis of metal ions, the ion which precipitates as sulfide in the presence of $\mathrm{H}_{2} \mathrm{S}$ in warm dilute HCl is
(a)$\mathrm{Cr}^{3+}$
(b)$\mathrm{Al}^{3+}$
(c)$\mathrm{Co}^{2+}$
(d)$\mathrm{Bi}^{3+}$
Answer
Answer: D ✓ checked by 4AB · confidence high
Explanation
Group II cations (Bi³⁺, Cu²⁺, Cd²⁺ …) precipitate as sulfides from acidic H₂S (d).