Chemistry, asked by lovely1628, 1 year ago

(a) Ni (28) has electronic configuration:
1s 2s2p 3s 3p 3de 45?
but Cu (29) has electronic configuration:
1s? 2s 2 2p 382 3pº 3d" 4s!
Why is it so?

Answers

Answered by MonikaKundnani

0

Answer:

because half filled and fulfilled orbitals are more stable

Explanation:

Cu transfers one electron from 4s to 3d so 3d is now fullfilled and 4s is halffilled

both 4s and 3d are stable

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