The complex [Fe(H_(2)O)_(5)NO]^(2+) is formed in the brown ring test f – InterviewSolution

1.	The complex [Fe(H_(2)O)_(5)NO]^(2+) is formed in the brown ring test for nitrates when freshly prepared FeSO_(4) solution is added to aqueous solution of NO_(3) followed by addition of cone. H_(2)SO_(4). Select correct statement about this complex.
Answer» COLOUR change DUE to charge transfer. It has iron in +1 OXIDATION state and nitrosyl as `NO^(+)`. It has magnetic moment of 3.87 BM CONFIRMING three unpaired ELECTRONS in Fe. All are correct statements. Answer :D

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