The brown ring test for NO3^- is due to the formation of the complex ion with formula: | Qualitative and Quantitative Analysis — Chem-Mantra | Chem-Mantra

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Qualitative and Quantitative AnalysiseasyMCQ SINGLE

Question

The brown ring test for NO3^- is due to the formation of the complex ion with formula:

Answer: C

💡 Solution & Explanation

The brown ring is due to the formation of pentaaquanitrosyliron(I) sulfate, which contains the complex ion [Fe(H2O)5NO]2+.

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