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QJEEAdv15Ch3e86: JEE Advanced 2015 Chemistry - Class 12 JEEAdv15Ch3e86 Solution: The pairs of ions where BOTH the ions are precipitated upon…
The pairs of ions where BOTH the ions are precipitated upon passing H2S gas in presence of dilute HCl, is(are)
Multiple Choice Options
- A Ba2+, Zn2+
- B Bi3+, Fe3+
- C Cu2+, Pb2+
- D Hg2+, Bi3+
Step-by-Step Verified Solution
The pairs Cu2+, Pb2+ and Hg2+, Bi3+ are precipitated as sulphides upon passing H2S in acidic medium.