Jawaban:
1. 15F = 1s² 2s² 2p^6 3s² 4s² 4p¹
S = + ½
2. 4Sc = 1s² 2s²
3. 21Na = 1s² 2s² 2p^6 3s² 4s² 4p^6 3p^1
S = + 1/2
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Jawaban:
1. 15F = 1s² 2s² 2p^6 3s² 4s² 4p¹
S = + ½
2. 4Sc = 1s² 2s²
S = + ½
3. 21Na = 1s² 2s² 2p^6 3s² 4s² 4p^6 3p^1
S = + 1/2