Give values of n and l for an unpaired electron in cu?

1 Answer
Jack Oneill
Jun 5, 2018

Atomic Number 29 (n)
Electronic Configuration : #1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 3d^10#

Explanation:

Remember that copper doesn't fill it's #4s# orbital as it's more energetically favourable for it to fill #3d# first, chromium behaves similarly

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