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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-177.303415
Energy at 298.15K 
HF Energy-176.880558
Nuclear repulsion energy67.167520
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 MP2/6-31G*
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' 3356 3164 1.56 37.95 0.72 0.84
2 A' 3283 3096 9.81 104.37 0.23 0.38
3 A' 3250 3065 1.06 46.12 0.16 0.27
4 A' 1744 1645 82.50 6.77 0.08 0.15
5 A' 1461 1378 4.95 3.08 0.55 0.71
6 A' 1366 1288 1.13 15.00 0.58 0.73
7 A' 1200 1132 84.48 2.13 0.21 0.35
8 A' 960 905 30.69 3.98 0.40 0.57
9 A' 484 456 4.18 1.36 0.64 0.78
10 A" 979 923 34.36 0.30 0.75 0.86
11 A" 859 810 50.52 0.39 0.75 0.86
12 A" 740 698 0.07 8.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9840.5 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 9279.6 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 MP2/6-31G*
ABC
2.16065 0.35020 0.30136

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.438 0.000
C2 1.193 -0.145 0.000
F3 -1.150 -0.279 0.000
H4 -0.187 1.507 0.000
H5 1.293 -1.223 0.000
H6 2.085 0.467 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32831.35541.08442.10532.0855
C21.32832.34702.15261.08251.0817
F31.35542.34702.02852.61903.3201
H41.08442.15262.02853.10512.4992
H52.10531.08252.61903.10511.8663
H62.08551.08173.32012.49921.8663

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 121.349 C1 C2 H6 119.495
C2 C1 F3 121.979 C2 C1 H4 126.007
F3 C1 H4 112.014 H5 C2 H6 119.156
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability