return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Ions > Electron Affinity > Calculated Electron affinity OR Calculated > Energy > Ion > Calculated Electron affinity

Calculated Electron Affininty for C6H5 (phenyl)

18 06 04 13 53
Experimental Electron Affinity is 1.097 ± 0.004 eV
Please note! These calculated electron affinity energies have the vibrational zero-point energy (zpe) included, but the zpe has NOT been scaled. Click on an entry for more details, including the ionization energy with a scaled zpe.
original data displayed. press to display differences
differences displayed. press to display original data

Electron Affinities in eV
Methods with predefined basis sets
composite CBS-Q 1.207

Electron Affinities in eV
Methods with standard basis sets
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVDZ aug-cc-pVTZ daug-cc-pVTZ
hartree fock HF   -1.371 -1.371 -1.392 -1.227 -1.230 -0.590 -0.874   -1.190     -0.925 -0.752     -0.572
density functional LSDA -2.337     0.823 0.946     1.367                  
BLYP   0.052 0.052 0.087 0.184 0.189 0.996 0.607         0.493 0.735      
B3LYP   0.192 0.192 0.218 0.323 0.326 1.058 0.717   0.386   0.928 0.618 0.835 1.095 1.056  
B3LYPultrafine                           0.835   1.056  
B3PW91   0.243 0.243 0.229 0.339 0.343 0.967 0.694   0.386     0.609 0.781      
mPW1PW91         0.339 0.341 0.970 0.690         0.609 0.774      
M06-2X     0.262   0.412                        
PBEPBEultrafine         0.305                        
PBE1PBE         0.269                        
HSEh1PBE   0.153     0.257                 0.710      
TPSSh                   0.294              
wB97X-D     0.204   0.333   0.998   0.697     0.876 0.998 0.790   0.981  
B97D3   0.191     0.274   0.996   0.653   0.998 0.851   0.760   0.993  
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVDZ aug-cc-pVTZ daug-cc-pVTZ
Moller Plesset perturbation MP2   0.667 0.667 0.871 1.081 1.133 1.922 1.583   1.441     1.599        
MP2=FULL   0.669 0.669 0.873 1.063 1.114 1.903 1.571         1.588        
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVDZ aug-cc-pVTZ daug-cc-pVTZ
Quadratic configuration interaction QCISD   -0.321       0.118                      
Coupled Cluster CCD         0.607                        
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVDZ aug-cc-pVTZ daug-cc-pVTZ

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 -0.997 -0.817 -0.925 -0.726 -0.994 -0.992     -0.665
density functional B3LYP 0.607 0.692 0.747 0.832 0.596 0.596     0.926
PBEPBE                 0.882
Moller Plesset perturbation MP2 1.437 1.626     1.443 1.456     2.040
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.