KCET · Chemistry · Coordination Compounds
Which of the following statements are true about \(\left[\mathrm{CoF}_6\right]^{3-}\) ion ?
I. The complex has octahedral geometry.
II. Coordination number of Co is 3 and oxidation state is +6 .
III. The complex is \(s p^3 d^2\) hybridised.
IV. It is a high spin complex.
- A I, II and IV
- B I, III and IV
- C II and IV
- D II, III and IV
Answer & Solution
Correct Answer
(B) I, III and IV
Step-by-step Solution
Detailed explanation
Statements given in I, III and IV are true regarding \(\left[\mathrm{CoF}_6\right]^{3-}\) ion while II is false. The correct form of statement II is coordination number of Co is 6 and its oxidation state is +3 .
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