ABC26IN0694 · D Block
Subject: Inorganic Chemistry · Chapter: D Block · Topic: D Block – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium
The true statement(s) regarding the brown ring test carried out in the laboratory for the detection of $\mathrm{NO}_{3}^{-}$ is/are
(a)Brown ring is due to the formation of the iron nitrosyl complex.
(b)Concentrated nitric acid is used for the test.
(c)The complex formed in the reaction is $\left[\mathrm{Fe}(\mathrm{CN})_{5} \mathrm{NO}\right]^{2-}$.
(d)The brown colored complex is paramagnetic in nature.
Answer
SELF-PRACTICE — the source book printed no answer.
Nothing is invented here, so this question has no answer on record.
Explanation
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