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

using model chemistry: CCD/3-21G

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/3-21G
 hartrees
Energy at 0K-176.234719
Energy at 298.15K 
HF Energy-175.918530
Nuclear repulsion energy66.378243
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3265 3175 5.06      
2 A' 3210 3121 10.70      
3 A' 3175 3087 1.11      
4 A' 1729 1681 49.75      
5 A' 1501 1459 3.03      
6 A' 1388 1349 0.19      
7 A' 1195 1162 43.01      
8 A' 965 938 22.90      
9 A' 480 467 4.65      
10 A" 997 969 29.24      
11 A" 934 908 60.44      
12 A" 731 711 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 9784.4 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 9513.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCD/3-21G
ABC
2.15487 0.33929 0.29313

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.440 0.000
C2 1.209 -0.117 0.000
F3 -1.167 -0.307 0.000
H4 -0.185 1.510 0.000
H5 1.340 -1.195 0.000
H6 2.096 0.509 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.33081.38561.08582.11352.0971
C21.33082.38352.14211.08591.0854
F31.38562.38352.06532.65943.3634
H41.08582.14212.06533.10492.4912
H52.11351.08592.65943.10491.8635
H62.09711.08543.36342.49121.8635

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 121.655 C1 C2 H6 120.102
C2 C1 F3 122.653 C2 C1 H4 124.542
F3 C1 H4 112.804 H5 C2 H6 118.242
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability