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Table A.1
C II levels: label, electronic configuration, and term designation.
| C2_# | Configuration | Term | C2_# | Configuration | Term |
|---|---|---|---|---|---|
| 1 | 1s22s22p | 2P | 22 | 1s22s25g | 2G |
| 2 | 1s22s2p2 | 4P | 23 | 1s22s26s | 2S |
| 3 | 1s22s2p2 | 2D | 24 | 1s22s2p(3P0)3p | 4D |
| 4 | 1s22s2p2 | 2S | 25 | 1s22s2p(3P0)3p | 2P |
| 5 | 1s22s2p2 | 2P | 26 | 1s22s26p | 2P0 |
| 6 | 1s22s23s | 2S | 27 | 1s22s26d | 2D |
| 7 | 1s22s23p | 2P0 | 28 | 1s22s26f | 2F0 |
| 8 | 1s22p3 | 4S0 | 29 | 1s22s26g | 2G |
| 9 | 1s22s23d | 2D | 30 | 1s22s26h | 2H0 |
| 10 | 1s22p3 | 2D0 | 31 | 1s22s2p(3P0)3p | 4S |
| 11 | 1s22s24s | 2S | 32 | 1s22s27s | 2S |
| 12 | 1s22s24p | 2P0 | 33 | 1s22s(3P0)3p | 4P |
| 13 | 1s22s2p(3P0)3s | 4P0 | 34 | 1s22s27p | 2P0 |
| 14 | 1s22s24d | 2D | 35 | 1s22s27d | 2D |
| 15 | 1s22p3 | 2P0 | 36 | 1s22s27f | 2F0 |
| 16 | 1s22s24f | 2F0 | 37 | 1s22s27g | 2G |
| 17 | 1s22s25s | 2S | 38 | 1s22s27h | 2H0 |
| 18 | 1s22s25p | 2P0 | 39 | 1s22s2p(3P0)3p | 2D |
| 19 | 1s22s2p(3P0)3s | 2P0 | 40 | 1s22s28g | 2G |
| 20 | 1s22s25d | 2D | 41 | 1s22s2p(3P0)3d | 4F0 |
| 21 | 1s22s25f | 2F0 |
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