MCQ
Which of the following statements is correct?
  • A
    $[CoF_6]^{3-}$ and $[Co(NH_3)_6]^{3+}$ both are paramagnetic complexes.
  • B
    $[CoF_6]^{3-}$ and $[Co(NH_3)_6]^{3+}$ both are paramagnetic complexes.
  • C
    $[CoF_6]^{3-}$  is octahedral while $[Co(NH_3)_6]^{3+}$ has a pentagonal pyramid shape.
  • $[CoF_6]^{3-}$ is outer orbital complex while $[Co(NH_3)_6]^{3+}$ is inner orbital complex.

Answer

Correct option: D.
$[CoF_6]^{3-}$ is outer orbital complex while $[Co(NH_3)_6]^{3+}$ is inner orbital complex.
d

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