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All results from a given calculation for C2H2ClF (1-chloro-1-fluoroethylene)

using model chemistry: MP3=FULL/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=FULL/6-31G
 hartrees
Energy at 0K-636.055835
Energy at 298.15K-636.058032
HF Energy-635.691973
Nuclear repulsion energy144.152667
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/6-31G
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' 3317 3317 0.14      
2 A' 3216 3216 2.60      
3 A' 1746 1746 87.90      
4 A' 1476 1476 0.53      
5 A' 1215 1215 149.06      
6 A' 962 962 34.32      
7 A' 645 645 40.17      
8 A' 407 407 1.98      
9 A' 353 353 0.92      
10 A" 921 921 73.74      
11 A" 733 733 1.96      
12 A" 488 488 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7739.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7739.7 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 MP3=FULL/6-31G
ABC
0.33899 0.15514 0.10643

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.484 0.000
C2 -0.981 1.386 0.000
F3 1.342 0.842 0.000
Cl4 -0.202 -1.314 0.000
H5 -0.742 2.446 0.000
H6 -2.022 1.084 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.33251.38931.80902.09772.1092
C21.33252.38622.80971.08661.0843
F31.38932.38622.65172.63043.3733
Cl41.80902.80972.65173.79833.0100
H52.09771.08662.63043.79831.8694
H62.10921.08433.37333.01001.8694

picture of 1-chloro-1-fluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 119.911 C1 C2 H6 121.208
C2 C1 F3 122.476 C2 C1 Cl4 126.190
F3 C1 Cl4 111.334 H5 C2 H6 118.881
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability