ABC26IN0365 · Coordination Chemistry

Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Hard

The increasing order of wavelength of absorption for the complex ions (i) $\left[\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ (ii) $\left[\mathrm{CrCl}_{6}\right]^{3-}$ (iii) $\left[\mathrm{Cr}\left(\mathrm{OH}_{2}\right)_{6}\right]^{3+}$ (iv) $\left[\mathrm{Cr}(\mathrm{CN})_{6}\right]^{3-}$, is
(a)iv $<$ ii $<$ i $<$ iii
(b)iv $<$ iii $<$ ii $<$ i
(c)iv $<$ i $<$ iii $<$ ii
(d)ii $<$ iii $<$ i $<$ iv
Answer
Answer (as printed): C
Explanation
No explanation was printed for this question.

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