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

using model chemistry: MP3=FULL/6-31+G**

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=FULL/6-31+G**
 hartrees
Energy at 0K-636.404401
Energy at 298.15K-636.406504
HF Energy-635.788223
Nuclear repulsion energy139.954644
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=FULL/6-31+G**
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' 3344 3115 1.85      
2 A' 3338 3110 11.17      
3 A' 1766 1645 19.84      
4 A' 1362 1269 0.03      
5 A' 1294 1206 7.45      
6 A' 1168 1088 176.73      
7 A' 916 853 49.55      
8 A' 458 427 1.93      
9 A' 278 259 7.26      
10 A" 935 871 70.50      
11 A" 810 754 5.17      
12 A" 275 256 1.73      

Unscaled Zero Point Vibrational Energy (zpe) 7971.1 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 7425.8 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=FULL/6-31+G**
ABC
1.81476 0.08177 0.07825

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.473 0.000
C2 1.018 -0.379 0.000
Cl3 -1.634 -0.085 0.000
F4 2.287 0.088 0.000
H5 0.135 1.540 0.000
H6 0.955 -1.454 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32721.72662.31921.07592.1510
C21.32722.66791.35292.11281.0770
Cl31.72662.66793.92502.40192.9292
F42.31921.35293.92502.59652.0380
H51.07592.11282.40192.59653.1051
H62.15101.07702.92922.03803.1051

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 119.843 C1 C2 H6 126.628
C2 C1 Cl3 121.216 C2 C1 H5 122.755
Cl3 C1 H5 116.029 F4 C2 H6 113.529
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability