ABC26IN0684 · D Block

Subject: Inorganic Chemistry · Chapter: D Block · Topic: D Block – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium

A filter paper moistioned with ammonical sodium nitroprusside solution turns violet on contact with a drop of alkaline $\mathrm{Na}_{2} \mathrm{S}$ solution. The violet colour is due to the formation of
(a)$\left[\mathrm{Fe}(\mathrm{SCN})_{5}(\mathrm{NO})\right]^{-}$
(b)$\left[\mathrm{Fe}(\mathrm{SCN})_{5}(\mathrm{NO})\right]^{2-}$
(c)$\left[\mathrm{Fe}(\mathrm{CN})_{5}(\mathrm{NOS})\right]^{3-}$
(d)$\left[\mathrm{Fe}(\mathrm{CN})_{5}(\mathrm{NOS})\right]^{4-}$
Answer
Answer (as printed): D
Explanation
No explanation was printed for this question.

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