Question

which electron configuration of cr,cu​

Answer 1

Electronic Configuration

It is the representation of shells of an element i.e., K-shell, L-shell ,M-shell e.t.c

Cr - Chromium

[Ar]3d54s1

Cu - Copper

[Ar]3d^104s1

Answer 2

Answer:

Electronic configurations

Chromium

1s2 2s2 2p6 3s2 3p6 3d5 4s1

Copper

1s2 2s2 2p6 3s2 3p6 3d10 4s1

Hope it helps