NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Complex formed in brown ring test for nitrates is

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Correct option: A

{\left[ {Fe{{\left( {{H_2}O} \right)}_5}\left( {NO} \right)} \right]^{2 + }}

Option A (

{\left[ {Fe{{\left( {{H_2}O} \right)}_5}\left( {NO} \right)} \right]^{2 + }}

) is correct because the brown ring complex is formed when ferrous ions react with nitrate ions in the presence of sulfuric acid, resulting in the pentaaquanitrosyliron(II) ion.

NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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