Co-Ordination Compounds Question 248

Question: Which of the following complex ions has electrons that are symmetrically filled in both $ t_{2g} $ and $ e_{g} $ orbitals?

Options:

A) $ {{[FeF_6]}^{3-}} $

B) $ {{[Mn{{(CN)}_6}]}^{4-}} $

C) $ {{[ CoF_6 ]}^{3-}} $

D) $ {{[Co{{(NH_3)}_6}]}^{2+}} $

Show Answer

Answer:

Correct Answer: A

Solution:

Symmetrically filled $ t_{2g} $ and $ e_{g} $ are those, which contain equal distribution of electrons. $ {{[FeF_6]}^{3-}} $

$ equal,distribution,of electrons,in,orbitals t_{2g},ande_{g} $

$ {{[Mn{{(CN)}_6}]}^{4-}} $ Unequal distribution of electrons in orbitals

$ {{[CoF_6]}^{3-}} $ Unequal distribution of electrons

$ {{[Co{{(NH_3)}_6}]}^{2+}} $ Unequal distribution of electrons in orbitals



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