Physics, asked by S2s, 8 months ago

The electron configuration of a ground-state copper atom is:
1-4s24d4
2-4s24p63d3
3-4s23d9
4-3d9
5-4s13d10
which one is correct ?

Answers

Answered by aroranamrta12

1

Answer:

ans is-3 that is 4s23d9

Answered by kuldeep887

0

Answer:

Ans=5-4s1 3d10

Explanation: bcz-3d10 is more stable

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