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Holdings for Lithium

Symbol: Li
Atomic Weight: 6.941(2)
Ionization Energy: 5.3917 eV
Ground-state Configuration: 1s22s
Ground-state Level: 2S1/2
Neutral
Ionization      Excitation    
1s22s -> 1s22p
1s22s -> 1s23p
1s22s -> 1s24p
1s22s -> 1s25p
1s22s -> 1s26p
1s22s -> 1s27p
1s22s -> 1s28p
1s22s -> 1s29p
1s22s -> 1s210p
 
Excitation Energies (E) in eV
ExcitationE
2s-2p1.8478
2s-3p3.8343
2s-4p4.5217
2s-5p4.8373
2s-6p5.0078
2s-7p5.1103
2s-8p5.1765
2s-9p5.2220
2s-10p5.2543