A) +1
B) +2
C) +3
D) 0
Correct Answer: A
Solution :
The brown colour complex obtained in the detection of nitrate radical is formulated as \[[Fe{{({{H}_{2}}O)}_{5}}NO]S{{O}_{4}},\] In this complex, oxidation state of iron is +1. The univalent character of iron in the complex is justified by the presence of a coordinated \[\text{N}{{\text{O}}^{\text{+}}}\]group.You need to login to perform this action.
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