Index | Element | Z | I.S. | ¡÷E | Method | Ref. | Conf. | Level | |
1 | S | 16 | He | 19603100 | COMP | R1 | 1s2s | 3 S1 | |
2 | S | 16 | He | 19738500 | COMP | R1 | 1s2p | 3 P1 | |
3 | S | 16 | He | 19746390 | COMP | R1 | 1s2s | 1 S0 | |
4 | S | 16 | He | 19751500 | COMP | R1 | 1s2p | 3 P2 | |
5 | S | 16 | He | 19847300 | COMP | R1 | 1s2p | 1 P1 | |
6 | S | 16 | He | 23088900 | THR | R8 | 1s3d | 3 D2 | |
7 | S | 16 | He | 23088900 | THR | R8 | 1s3d | 3 D1 | |
8 | S | 16 | He | 23091300 | THR | R8 | 1s3d | 3 D3 | |
9 | S | 16 | He | 23092000 | THR | R8 | 1s3d | 1 D2 | |
10 | S | 16 | He | 23193200 | THR | R8 | 1s3s | 3 S1 | |
11 | S | 16 | He | 23194100 | COMP | R1 | 1s3s | 3 S1 | |
12 | S | 16 | He | 23228600 | THR | R8 | 1s3p | 3 P1 | |
13 | S | 16 | He | 23229800 | THR | R8 | 1s3p | 3 P0 | |
14 | S | 16 | He | 23231200 | THR | R8 | 1s3s | 1 S0 | |
15 | S | 16 | He | 23231500 | COMP | R1 | 1s3p | 3 P1 | |
16 | S | 16 | He | 23231940 | COMP | R1 | 1s3s | 1 S0 | |
17 | S | 16 | He | 23234400 | THR | R8 | 1s3p | 3 P2 | |
18 | S | 16 | He | 23235300 | COMP | R1 | 1s3p | 3 P2 | |
19 | S | 16 | He | 23254200 | THR | R8 | 1s3d | 3 D2 | |
20 | S | 16 | He | 23254700 | THR | R8 | 1s3d | 3 D1 |
¡¾Close¡¿ Online: 23
Noted that here
'I.S.' ---------- the isoelectronic sequence
'Z' ---------- atomic number
'Conf.' ---------- configuration
'Level' ---------- the notation of energy level
'E' ---------- the value of the energy level
'¡÷E' ---------- error for energy level
'Method' ---------- the method by which the data is produced
'Ref.' ---------- the reference