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: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2CHF (Ethene, fluoro-)

using model chemistry: CCD/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/daug-cc-pVTZ
 hartrees
Energy at 0K-177.558114
Energy at 298.15K 
HF Energy-176.956951
Nuclear repulsion energy67.681953
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCD/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCD/daug-cc-pVTZ
ABC
2.18327 0.35632 0.30633

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.435 0.000
C2 1.183 -0.153 0.000
F3 -1.141 -0.269 0.000
H4 -0.178 1.500 0.000
H5 1.278 -1.228 0.000
H6 2.070 0.460 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32091.34061.08022.09712.0706
C21.32092.32702.14101.07961.0785
F31.34062.32702.01462.60193.2932
H41.08022.14102.01463.09232.4770
H52.09711.07962.60193.09231.8652
H62.07061.07853.29322.47701.8652

picture of Ethene, fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.432 C1 C2 H6 118.963
C2 C1 F3 121.926 C2 C1 H4 125.870
F3 C1 H4 112.203 H5 C2 H6 119.605
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability