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Calculated Ionization Energy for BH3 (boron trihydride)

20 09 09 14 00
Experimental Ionization Energy is 12.026 ± 0.024 eV
Please note! These calculated ionizataion 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.

Ionization Energies in eV
Methods with predefined basis sets
composite G2 11.893
G3 11.864
G3B3 11.909
G4 11.923
CBS-Q 11.875

Ionization Energies 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 cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVTZ
hartree fock HF 10.714 11.150 11.150 11.075 11.126 11.086 11.097 11.048 11.013 11.022 11.009 11.025 10.993 11.010 11.014 10.969 11.008 11.014 11.009
density functional LSDA   12.440 12.440 12.313 12.244 12.188 12.238 12.282 12.224 12.134   12.227 12.134 12.220   12.154 12.218    
BLYP 11.280 11.827 11.827 11.710 11.648 11.598 11.669 11.720 11.675 11.556   11.677 11.566 11.678   11.617      
B1B95 11.457 11.978 11.978 11.866 11.808 11.851 11.771 11.887 11.743 11.680   11.766 11.667 11.754   11.701      
B3LYP 11.586 12.116 12.116 11.997 11.927 11.870 11.922 11.960 11.909 11.822 11.908 11.912 11.821 11.908 11.912 11.850 11.905 11.912  
B3LYPultrafine         11.927               11.821 11.907   11.850 11.905    
B3PW91   12.112 12.112 11.986 11.906 11.842 11.873 11.892 11.833 11.784   11.842 11.773 11.829   11.776      
mPW1PW91   12.072 12.087 11.962 11.865 11.798 11.831 11.849 11.804 11.754   11.816 11.731 11.785   11.750 11.797    
M06-2X         11.934 11.876 11.911 11.926 11.869 11.830   11.873 11.794 11.877   11.803 11.874    
PBEPBE 11.313 11.896 11.896 11.775 11.701 11.640 11.695 11.729 11.673 11.587 11.669 11.680 11.599 11.670   11.625 11.668    
PBEPBEultrafine         11.701               11.599 11.671   11.625 11.668    
PBE1PBE   12.040 12.040 11.915 11.833 11.833 11.798 11.819 11.756 11.705   11.765 11.701 11.750   11.705 11.747    
HSEh1PBE   12.032 12.032 11.909 11.829 11.762 11.795 11.817 11.755 11.702   11.763 11.698 11.750   11.703 11.747    
TPSSh   11.991 11.991 11.891 11.817 11.756 11.784 11.778   11.692     11.677 11.725   11.680 11.722    
wB97X-D     12.165   11.952   11.922   11.883     11.894 11.922 11.879     11.878    
B97D3   12.004     11.805   11.795   11.768   11.766 11.778   11.771     11.766    
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 cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVTZ
Moller Plesset perturbation MP2 10.894 11.641 11.641 11.571 11.665 11.763 11.784 11.669 11.769 11.780   11.772 11.712 11.880 11.924 11.727 11.889 11.930  
MP2=FULL 10.894 11.642 11.642 11.572 11.669 11.770 11.791 11.675 11.773 11.789   11.781 11.716 11.904 11.947 11.732 11.924 11.950  
MP3         11.710   11.830                        
MP3=FULL         11.715   11.866                        
MP4   11.724     11.718       11.865     11.864 11.816 11.971   11.835 11.976    
MP4=FULL   11.725     11.723       11.869       11.820 11.996   11.841 12.014    
B2PLYP         11.810                            
Configuration interaction CID   11.688 11.688 11.610 11.669     11.669           11.884          
CISD     11.676 11.593 11.658     11.659           11.871          
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 cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVTZ
Quadratic configuration interaction QCISD   11.701 15.503 11.618 11.689 11.822 11.842 11.696 11.833 11.849   11.833 11.787 11.932   11.802 11.936    
QCISD(T)         11.695     11.707       11.844 11.794 11.950   11.815 11.955    
Coupled Cluster CCD   11.715 11.715 11.666 11.700 11.833 11.852 11.706 11.847 11.860   11.845 11.802 11.946   11.818 11.951    
CCSD         11.687 11.821 11.841 11.694       11.833 11.786 11.931 11.960 11.802 11.936 11.962  
CCSD=FULL         11.692             11.842 11.791 11.957 11.984 11.808 11.974 11.984  
CCSD(T)         11.695 11.828 11.850 11.706       11.844 11.794 11.949 11.981 11.814 11.955 11.983  
CCSD(T)=FULL         11.699             11.853 11.799 11.975 12.005 11.820 11.993 12.005  
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 cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVTZ

Ionization Energies 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 10.913 10.937 10.996 11.046 11.018 11.016     11.012
density functional B3LYP 11.831 11.777 11.917 11.896 11.976 11.963     11.905
PBEPBE                 11.667
Moller Plesset perturbation MP2 11.311 11.450 11.433 11.611 11.430 11.428     11.879
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.