C omputational C hemistry C omparison and B enchmark D ataB ase
Release 22 (May 2022) Standard Reference Database 101
National Institute of Standards and Technology
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Calculated Electron Affininty for P (Phosphorus atom)
18 06 04 13 53
Experimental Electron Affinity is 0.74651 ± 0.0003 eV
differences
original data displayed. press to display differences
differences displayed. press to display original data
original data
Electron Affinities in eV
Methods with predefined basis sets
semi-empirical
PM3
PM6
composite
G4
0.687
Electron Affinities in eV
Electron Affinities in eV
Methods with effective core potentials (select basis sets )
CEP-31G
CEP-31G*
CEP-121G
CEP-121G*
LANL2DZ
SDD
cc-pVTZ-PP
aug-cc-pVTZ-PP
Def2TZVPP
hartree fock
HF
-0.640
density functional
B3LYP
0.560
PBEPBE
0.466
Moller Plesset perturbation
MP2
0.014
For descriptions of the methods (AM1, HF, MP2, ...) and basis sets (3-21G, 3-21G*, 6-31G, ...) see the
glossary in section I.C.
Predefined means the basis set used is determined by the method.