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in Chemistry by (62.1k points)
the electron configurtion of cobalt (Z=27) is `1s^(2)2s^(2)2p^(6)3p^(6)3d^(7)4s^(2)` How manu uppairred eletrons are in a gaseous `CO^(3+)` ion in its strontium atom in its ground state?

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1 Answer

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by (61.5k points)
Correct Answer - c
`CO^(3+):[Ar]3d^(2)`

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