Published by:
CGP EDU Academic Team
Published on: August 12, 2026
SECTION – 2: (Only Integer Value Correct Type)
This section contains 10 questions. Each question, when worked out will result in one integer from 0 to 9 (both inclusive).
Among PbS, CuS, HgS, MnS, Ag 2 S, NiS, CoS, Bi 2 S 3 and SnS 2 , the total number of BLACK coloured sulphides is
Text Solution
Verified by ExpertsThe correct answer is:
6
(6)Black coloured sulphides {PbS,CuS,HgS,Ag 2 S,NiS,CoS}
* Bi 2 S 3 in its crystalline form is dark brown but Bi 2 S 3 precipitate obtained is black in colour.
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