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JEE Main & Advanced Chemistry Analytical Chemistry Question Bank Numerical Value Type Questions - Qualitative Analysis

  • question_answer
    Among PbS, CuS, HgS, MnS, CoS, \[B{{i}_{2}}{{S}_{3}}\] , \[Sn{{S}_{2}}\] How many ore black in colour \[\to \]

    Answer:

    5.00


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