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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: MP4/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-636.722794
Energy at 298.15K-636.724832
HF Energy-635.885943
Nuclear repulsion energy139.766942
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 MP4/aug-cc-pVTZ
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' 3233 3146        
2 A' 3226 3139        
3 A' 1671 1626        
4 A' 1309 1274        
5 A' 1228 1195        
6 A' 1127 1096        
7 A' 879 855        
8 A' 446 434        
9 A' 264 257        
10 A" 905 880        
11 A" 776 755        
12 A" 268 260        

Unscaled Zero Point Vibrational Energy (zpe) 7664.1 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 7458.7 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 MP4/aug-cc-pVTZ
ABC
1.79105 0.08167 0.07811

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.484 0.000
C2 1.019 -0.374 0.000
Cl3 -1.635 -0.087 0.000
F4 2.289 0.080 0.000
H5 0.132 1.556 0.000
H6 0.941 -1.453 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33241.73172.32441.08032.1536
C21.33242.66931.34882.12481.0815
Cl31.73172.66933.92732.41292.9156
F42.32441.34883.92732.61402.0413
H51.08032.12482.41292.61403.1163
H62.15361.08152.91562.04133.1163

picture of (E)-1-chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.207 C1 C2 H6 125.977
C2 C1 Cl3 120.629 C2 C1 H5 123.097
Cl3 C1 H5 116.273 F4 C2 H6 113.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability