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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-177.149987
Energy at 298.15K 
HF Energy-176.859797
Nuclear repulsion energy65.119472
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/SDD
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' 3306 3191 9.96 27.25 0.60 0.75
2 A' 3264 3150 8.01 93.07 0.28 0.43
3 A' 3180 3069 0.02 72.02 0.14 0.24
4 A' 1647 1589 74.42 6.51 0.12 0.21
5 A' 1437 1387 5.27 6.79 0.48 0.65
6 A' 1321 1275 0.75 11.15 0.62 0.77
7 A' 1113 1074 56.68 4.14 0.52 0.69
8 A' 874 844 49.47 6.16 0.33 0.49
9 A' 449 433 5.16 2.75 0.65 0.79
10 A" 954 920 88.28 0.37 0.75 0.86
11 A" 842 813 34.18 3.04 0.75 0.86
12 A" 695 671 1.36 6.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9540.0 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 9209.0 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/SDD
ABC
2.02747 0.32858 0.28276

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.466 0.000
C2 1.231 -0.096 0.000
F3 -1.179 -0.345 0.000
H4 -0.254 1.525 0.000
H5 1.366 -1.179 0.000
H6 2.113 0.546 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.35341.43091.08932.13752.1141
C21.35342.42312.19861.09081.0908
F31.43092.42312.08662.67773.4102
H41.08932.19862.08663.15162.5605
H52.13751.09082.67773.15161.8801
H62.11411.09083.41022.56051.8801

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 121.605 C1 C2 H6 119.357
C2 C1 F3 120.952 C2 C1 H4 127.998
F3 C1 H4 111.050 H5 C2 H6 119.037
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability