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JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    Which of the following sulphides is yellow in colour  [CPMT 1983, 88, 2004; NCERT 1976]

    A) CuS

    B) CdS

    C) ZnS

    D) CoS

    Correct Answer: B

    Solution :

    CdS -- Yellow CuS -- Black ZnS -- White CoS -- Black


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