Odpowiedzi

2010-02-16T20:20:54+01:00
Br:

1 s2 2 s2p6 3s2p6d10 4 s2p5(4d 4f)

Ca:
1 s2 2 s2p6 3s2p6 (3d) 4 s2
2010-02-16T20:25:26+01:00
Ca:
K2 L8 M8 N2

Br:
K2 L8 M18 N7
1 4 1