Question

Correct electronic configuration of Cu is

[Ar]482 3d

[Ar]4s1 3010

[Ar]4s1 308

[Ar] 3d10
​

Answer 1

Answer:

Option B

[ Ar ] 4 s¹ 3 d¹⁰

it's atomic number is 29

Answer 2

Answer:

$ur ans is ⬇️⬇️$

$4s1308$