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Calculated Electron Affininty for NaBr (Sodium Bromide)

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Experimental Electron Affinity is 0.788 ± 0.01 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 G2 0.759
G3B3 0.853
G4 0.862
CBS-Q 0.813

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 -10.092 0.615 0.484 0.643 0.551 0.551 0.719 0.666 0.666 0.545   0.652   0.658 0.737 0.723 0.723
density functional LSDA -8.707 8.329 1.026 1.202 1.116 1.116 1.284 1.216 1.216 1.096     1.165 1.208 1.290    
BLYP -9.136 0.659 0.540 0.683 0.617 0.617 0.834 0.730 0.730 0.602       0.732      
B1B95 -8.868   0.483 0.591 0.602 0.500       0.492     0.600 0.691 0.788    
B3LYP -9.049   0.675 0.833 0.755 0.755 0.943 0.862 0.862 0.739   0.884 0.806 0.859 0.955 0.935  
B3LYPultrafine                               0.935  
B3PW91 -9.131 0.838 0.699 0.848 0.757 0.757 0.913 0.856 0.856 0.735       0.846      
mPW1PW91 -9.198 0.838 0.697 0.837 0.743 0.743 0.905 0.843 0.843 0.723       0.834      
M06-2X     0.480   0.602                        
PBEPBE -9.200 0.823 0.691 0.816 0.736 0.736 0.925 0.838 0.838 0.713       0.836      
PBE1PBE         0.745                        
HSEh1PBE   0.829     0.739   0.907             0.834      
TPSSh         0.677   0.820     0.646       0.751      
wB97X-D     0.523   0.590   0.773   0.701     0.698 0.773 0.703   0.768  
B97D3   0.583     0.435   0.640   0.531   0.616 0.535   0.543   0.639  
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 -10.157 0.578 0.490 0.613 0.565 0.565 0.744 0.653 0.653 0.573   0.664 0.617   0.776    
MP2=FULL -10.153 0.580 0.493 0.614 0.569 0.569 0.747 0.663 0.663 0.582              
MP3         0.568                        
MP3=FULL         0.574   0.751                    
MP4   0.579     0.565       0.655                
B2PLYP         0.621                 0.728      
Configuration interaction CID   0.593     0.567                        
CISD   0.588     0.567                        
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   0.586   0.620 0.570 0.570 0.749 0.661 0.661 0.582     0.623 0.686      
QCISD(T)         0.568                        
Coupled Cluster CCD   0.592   0.626 0.570 0.570 0.748 0.660 0.660 0.580     0.623 0.683      
CCSD         0.571                        
CCSD(T)                         0.622 0.687 0.788 0.772  
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 0.809   0.862   0.634 0.169     0.645
density functional B3LYP 0.901   0.955   0.734 0.499     0.854
PBEPBE                 0.832
Moller Plesset perturbation MP2 0.789   0.847   0.592 0.143     0.675
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.