Coordination CompoundMediumBloom L3
Question
The complex ion which has no 'd' electrons in the central metal atom is
Options
A.[MnO4]–
B.[Co(NH3)6]3+
C.[Fe(CN)6]3–
D.[Cr(H2O)6]3+
Solution
Sol. In [MnO4]– ⇒ Mn+7 = 4s03d0 ⇒ no d electron
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