The shape of $[C o F_{6}]^{3 -}$ is _________.

Square Planar

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Trigonal bipyramidal

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Octahedral

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Tetrahedral

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Solution

The correct option is C Octahedral
$[C o F_{6}]^{3 -} - C o^{3 +} - [A r] 3 d^{6}$ - Fluorine is a weak field ligand and hence the incoming 6 ligands take place in 4s, 4p and 4d orbitals. $s p^{3} d^{2}$ hybridization ensures the octahedral shape.

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Similar questions

According to VBT, the shape of [CoF₆]^-3 is:

Statement I: $[C o F_{6}]^{3 -}$ is colourless.

Statement II: $[C o F_{6}]^{3 -}$ is paramagnetic.

{[C o F_{6}]}_{6}^{3 -}

[C o F_{6}]^{3 -}

[C o F_{6}]^{3 -}

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