How Many Unpaired Electrons Are Present in the High Spin

question 23

Multiple Choice

How many unpaired electrons are present in the high spin form of the [CoF₆]^3- complex and what metal orbitals are used in bonding?

• A)0 unpaired electrons and 4s,4p and 4d orbitals to give sp^3d2
• B)4 unpaired electrons and 4s,4p and 4d orbitals to give sp^3d2
• C)0 unpaired electrons and 3d,4s,and 4p orbitals to give d^2sp3
• D)4 unpaired electrons and 3d,4s,and 4p orbitals to give d^2sp3

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