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Calculated Ionization Energy for CF3CN (Acetonitrile, trifluoro-)

20 09 09 14 00
Experimental Ionization Energy is 13.93 ± 0.07 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

Ionization Energies in eV
Methods with standard basis sets
6-31G* 6-31+G** 6-311G* 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ daug-cc-pVTZ
hartree fock HF           12.424       12.228
density functional B3LYP           13.694        
PBE1PBE 13.275                  
HSEh1PBE   13.543           13.446    
TPSSh       12.939            
wB97X-D 13.381 13.630         13.630 13.499 13.528  
B97D3         13.175 13.228        
6-31G* 6-31+G** 6-311G* 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ daug-cc-pVTZ
Moller Plesset perturbation MP2 13.930   14.132     14.224        
B2PLYP 13.407                  
6-31G* 6-31+G** 6-311G* 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ 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                 12.244
density functional B3LYP                 13.566
Moller Plesset perturbation MP2                 14.272
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.