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NEET Chemistry Redox Reactions / रेडॉक्स अभिक्रियाएँ Question Bank Self Evaluation Test - Redox Reactions

  • question_answer
    The brown ring complex is formulated as\[[Fe{{({{H}_{2}}O)}_{5}}NO]S{{O}_{4}}\]. The oxidation number of iron is

    A) 1                     

    B) 2     

    C) 3                                 

    D) 0

    Correct Answer: A

    Solution :

    [a] \[[Fe{{({{H}_{2}}O)}_{5}}NO]S{{O}_{4}}\] Let O.N. of Fe be x then, \[1\times \left( x \right)+5\times \left( 0 \right)+1\times \left( +1 \right)+1\times \left( -2 \right)=0\] \[\therefore x=+1\]


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