When of the following statements are true about [CoF6]3- ion?
I) The complex has octahedral geometry.
II) Coordination number of Co is 3 and oxidation state is +6.
(III) The complex is sp3d2 hybridised
(IV) It is a high spin complex
1
I, II and IV
2
I, III and IV
3
II and IV
4
II, III and IV