Electron configuration of Be (4)
Be - 1s2 2s2 , total of 4 electrons.
1. C6
2. 08
3. Ne 10
4. Co 27
5. Se 34
Mag
6. Ar 18
7. Sc 21
8. S 16
9. Li 3
10. B 5
Be - 1s2 2s2 , total of 4 electrons.
1. C6
2. 08
3. Ne 10
4. Co 27
5. Se 34
Mag
6. Ar 18
7. Sc 21
8. S 16
9. Li 3
10. B 5
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Answer:
C - Carbon - 1s2 2s2 2p2
O - Oxygen - 1s2 2s2 2p4
Ne - Neon - 1s2 2s2 2p6
Co - Cobalt - 1s2 2s2 2p6 3s2 3p6 4s2 4d7
Se - Selenium - 1s2 2s2 2p6 3s2 3p6 4s2 4d10 4p4
Ar - Argon - 1s2 2s2 2p6 3s2 3p6
Sc - Scandium - 1s2 2s2 2p6 3s2 3p6 4s2 4d1
S - Sulfur - 1s2 2s2 2p6 3s2 3p4
Li - Lithium - 1s2 2s1
B - Boron - 1s2 2s2 2p1
done