JEE Main & Advanced Chemistry Redox Reactions / रेडॉक्स अभिक्रियाएँ Question Bank Oxidation number and Oxidation state

  • question_answer
    In which of the following compound transition metal has zero oxidation state     [CBSE PMT 1999; BHU 2000]

    A)                 \[Cr{{O}_{5}}\]  

    B)                 \[N{{H}_{2}}.N{{H}_{2}}\]

    C)                 \[NOCl{{O}_{4}}\]                 

    D)                 \[[Fe{{(CO)}_{5}}]\]

    Correct Answer: D

    Solution :

              In \[[Fe{{(CO)}_{5}}]\], transition metal \[Fe\] has zero oxidation state.


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