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Ananya Shree

Class 12th
Chemistry
2 years ago
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. In the ring test of NO3– ion, Fe2+ ion reduces nitrate ion to nitric oxide, which combines with Fe2+ (aq) ion to form the brown complex. Write the reactions involved in the formation of a brown ring.

1 Answer
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Muskan Anand

2 years ago

NO3−​+3Fe2++4H+→NO+3Fe3++2H2​O [Fe(H2​O)6​]2++NO→[Fe(H2​O)5​(NO)]2++H2​O

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