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J & K CET Medical J & K - CET Medical Solved Paper-2000

  • question_answer
    The oxidation number of platinum in\[{{[Pt({{C}_{2}}{{H}_{4}})C{{l}_{3}}]}^{-}}\]is:

    A)  +1                                         

    B)  +2

    C)  +3                                         

    D)  +4

    Correct Answer: B

    Solution :

                    Let the oxidation state of Pt is\[x\]in \[{{[Pt({{C}_{2}}{{H}_{4}})C{{l}_{3}}]}^{-}}\] \[x+0+3(-1)=-1\] \[x+0-3=-1\] \[x=+2\]


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