Verified Solution • 2025–26 Session moderate

QJEEM21Chd6b6: JEE Main 2021 Chemistry - Class 12 JEEM21Chd6b6 Solution: Sulphide ion is soft base and its ores are common for metals.…

Sulphide ion is soft base and its ores are common for metals.

(a) Pb (b) Al (c) Ag (d) Mg

Multiple Choice Options

  • A (a) and (c) only
  • B (a) and (d) only
  • C (a) and (b) only
  • D (c) and (d) only

Step-by-Step Verified Solution

Pb and Ag commonly exist in the form of sulphide ore like Pbs (galena) and Ag2S (Argentite) 'Al' is mainly found in the form of oxide ore whereas 'Mg' is found in the form of halide ore.

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