Electronic configuration of `._(29)Cu` in ground state is :
A
`[Ar]3d^(9), 4s^(2)`
B
`[Ar]3d^(10), 4s^(1)`
C
`[Ar]3d^(10), 4s^(2)`
D
`[Ar]3d^(9), 4s^(1)`
Text Solution
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The correct Answer is:
B
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