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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-2005

  • question_answer
    When \[{{H}_{2}}S\] gas is passed in a metal sulphate solution in presence of\[N{{H}_{4}}OH\], a white precipitate is produced. The metal is identified as:

    A) \[Zn\]                                   

    B) \[Fe\]

    C) \[Pb\]                  

    D)        \[Hg\]

    Correct Answer: A

    Solution :

    Zinc is that metalm, which gives white precipitate when \[{{H}_{2}}S\] gas is passed in the ammonical solution of its slat.


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