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Question
Pick out the correct statement with respect [Mn(CN)6]3−.
Options
It is sp3d2 hybridised and octahedral.
It is sp3d2 hybridised and tetrahedral.
It is d2sp3 hybridised and octahedral.
It is dsp2 hybridised and square planar.
MCQ
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Solution
It is d2sp3 hybridised and octahedral.
Explanation:
In [Mn(CN)6]3−, Mn is in +3 state (d4).
With six ligands (CN−) surrounding the Mn ion, hybridization involves two d-orbitals, one s-orbital, and three p-orbitals.
Thus, hybridisation = d2sp3, giving an octahedral geometry.
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