Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
K4[Mn(CN)6]
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Solution
K4[Mn(CN)6]
Potassium hexacyanomanganate(II)
Oxidation state of manganese = +2
Electronic configuration: d5+: t2g5
Coordination number = 6
Shape: octahedral.
Streochemistry: optically inactive
Magnetic moment, μ = ` sqrt(n(n+2))`
`=sqrt(1(1+2))`
`=sqrt3`
=1.732 BM
Concept: Nomenclature of Coordination Compounds - Formulas of Mononuclear Coordination Entities
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