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

using model chemistry: CCSD=FULL/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=FULL/TZVP
 hartrees
Energy at 0K-636.597176
Energy at 298.15K-636.599472
HF Energy-635.870629
Nuclear repulsion energy148.965028
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=FULL/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' 3333 3158 0.05      
2 A' 3227 3057 2.47      
3 A' 1747 1655 133.91      
4 A' 1445 1369 4.01      
5 A' 1233 1168 193.78      
6 A' 979 928 39.66      
7 A' 711 674 41.53      
8 A' 441 417 1.78      
9 A' 379 359 0.15      
10 A" 826 783 57.06      
11 A" 729 691 0.21      
12 A" 510 483 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 7779.4 cm-1
Scaled (by 0.9475) Zero Point Vibrational Energy (zpe) 7371.0 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 CCSD=FULL/TZVP
ABC
0.35756 0.16738 0.11401

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.456 0.000
C2 -1.001 1.317 0.000
F3 1.275 0.842 0.000
Cl4 -0.156 -1.269 0.000
H5 -0.792 2.376 0.000
H6 -2.021 0.972 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.32091.33211.73152.07682.0857
C21.32092.32502.72061.07891.0765
F31.33212.32502.55032.57323.2981
Cl41.73152.72062.55033.69942.9151
H52.07681.07892.57323.69941.8657
H62.08571.07653.29812.91511.8657

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 119.523 C1 C2 H6 120.574
C2 C1 F3 122.410 C2 C1 Cl4 125.545
F3 C1 Cl4 112.045 H5 C2 H6 119.903
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability