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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-177.318609
Energy at 298.15K 
HF Energy-176.880832
Nuclear repulsion energy67.296170
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 MP3/6-31G*
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' 3342 3137 3.04      
2 A' 3282 3080 9.36      
3 A' 3244 3045 0.64      
4 A' 1775 1666 78.91      
5 A' 1467 1377 5.17      
6 A' 1370 1286 0.73      
7 A' 1214 1140 87.26      
8 A' 970 911 31.67      
9 A' 488 458 4.52      
10 A" 977 917 34.54      
11 A" 875 821 48.13      
12 A" 738 693 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 9871.0 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 9265.0 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 MP3/6-31G*
ABC
2.16101 0.35214 0.30280

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.439 0.000
C2 1.189 -0.147 0.000
F3 -1.147 -0.277 0.000
H4 -0.187 1.507 0.000
H5 1.289 -1.225 0.000
H6 2.086 0.460 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32551.35201.08432.10452.0858
C21.32552.33982.15121.08311.0824
F31.35202.33982.02582.61363.3156
H41.08432.15122.02583.10492.5021
H52.10451.08312.61363.10491.8641
H62.08581.08243.31562.50211.8641

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 121.473 C1 C2 H6 119.711
C2 C1 F3 121.826 C2 C1 H4 126.137
F3 C1 H4 112.037 H5 C2 H6 118.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability