Which one of the following complexes is an outer orbital complex? (At – McqOptions

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1.	Which one of the following complexes is an outer orbital complex? (Atomic nos.: Mn = 25; Fe = 26; Co = 27, Ni = 28)
A.	\[{{[Co{{(N{{H}_{3}})}_{6}}]}^{3+}}\]
B.	\[{{[Mn{{(CN)}_{6}}]}^{4-}}\]
C.	\[{{\left[ Fe{{\left( CN \right)}_{6}} \right]}^{4-}}\]
D.	\[{{[Ni{{(N{{H}_{3}})}_{6}}]}^{2+}}\]
Answer» E.

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