jenfg2007 jenfg2007

22-09-2022
Chemistry

Answered

Atom
Li
K
Na
Ca
Cu
Sr
Number
of
Protons
3
19
11
20
29
38
1s 2s
Data Table
2p
3s
Ground State
3p
4s
3d
4p
5s 4d

Answer :

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