Chemistry (M.Phil./Ph.D.) 2021 Panjab University Entrance Exam With Answers

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39.

Which among of the following complex ion is not expected to absorb visible light?

A: [Ni(CN)4]^2-
B: [Cr(NH3)6]^3+
C: [Fe(H2O)6]^2+
D: [Ni(H2O)6]^2+

The answer is: A