National Institute of Standards and Technology
Computational Chemistry Comparison and Benchmark DataBase
Release 17bSeptember 2015
NIST Standard Reference Database 101
IIExperimental data
IIICalculated data
IVData comparisons
VCost comparisons
VIInput and output files
VIITutorials and Units
VIIILinks to other sites
XOlder CCCBDB versions
XIII Vibrations
XIVReaction data
XVEntropy data
XVIBibliographic data
XVIIIon data
XVIIIBad calculations
XIXIndex of properties
XXH-bond dimers

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I.B.3. (II.A.2.)

All data (experiment and calculated) in the CCCBDB for CF2- (Difluoromethylene anion)


An "x" indicates that data is available. A number indicates how many calculations have been completed.
Property Experiment Calculated Comparison
Enthalpy 298.15K enthalpy of formation x    
Enthalpy 0K enthalpy of formation      
Energy 0K   277  
Energy 298.15K   10  
Atomization Enthalpy 298.15K  5 
Atomization Enthalpy 0K  157 
Entropy (298.15K) entropy  0 
Entropy at any temperature   0  
Integrated Heat Capacity integrated heat capacity  0 
Heat Capacity (Cp) Heat capacity  0 
Nuclear Repulsion Energy   272  
HOMO-LUMO Energies HOMO energies   273  
Barriers to Internal Rotation internal rotation  0 
Geometries Cartesians  272  
Internal Coordinates bond lengths bond angles  272 
Products of moments of inertia moments of inertia  265 
Rotational Constants rotational constants  273 
Point Group  274 
Vibrations Vibrational Frequencies vibrations  867 
Vibrational Intensities  262 
Zero-point energies  289 
Vibrational scaling factors  
Anharmonic frequencies and constants      
Electronic States Electronic states   0  
Electrostatics Atom charges   146  
Dipole dipole  168 
Quadrupole quadrupole  165 
Polarizability polarizability  153 
Other results Spin   259  
Number of basis functions   20  
Conformations   1  
2015 06 10 17:36