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

using model chemistry: CCSD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/TZVP
 hartrees
Energy at 0K-177.460156
Energy at 298.15K 
HF Energy-176.952722
Nuclear repulsion energy67.510641
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 CCSD/TZVP
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' 3313 3162 3.17      
2 A' 3257 3109 7.17      
3 A' 3212 3065 0.45      
4 A' 1736 1657 91.62      
5 A' 1447 1381 5.42      
6 A' 1364 1301 2.39      
7 A' 1193 1139 99.27      
8 A' 953 910 39.51      
9 A' 491 468 4.48      
10 A" 954 911 44.51      
11 A" 806 770 38.63      
12 A" 720 687 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 9723.0 cm-1
Scaled (by 0.9544) 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 CCSD/TZVP
ABC
2.17032 0.35463 0.30482

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.437 0.000
C2 1.186 -0.149 0.000
F3 -1.143 -0.274 0.000
H4 -0.184 1.503 0.000
H5 1.282 -1.225 0.000
H6 2.077 0.460 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.32281.34651.08122.09982.0767
C21.32282.33212.14601.08041.0795
F31.34652.33212.01912.60543.3024
H41.08122.14602.01913.09722.4895
H52.09981.08042.60543.09721.8633
H62.07671.07953.30242.48951.8633

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 121.464 C1 C2 H6 119.298
C2 C1 F3 121.777 C2 C1 H4 126.133
F3 C1 H4 112.090 H5 C2 H6 119.239
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability