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Punjab Medical Punjab - MET Solved Paper-2003

  • question_answer
    Oxidation number \[Fe\] in \[{{K}_{3}}[Fe{{(CN)}_{6}}]\] is:

    A) \[+1\]                                   

    B) \[+2\]

    C) \[+3\]                                   

    D) \[+4\]

    Correct Answer: C

    Solution :

    Let, oxidation number of \[Fe\] be\[x\]. \[\therefore \]  \[3(+1)+x+6(-1)=0\]                 \[3+x-6=0\]                 \[x=+3\]


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