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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: CCSD/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-636.476675
Energy at 298.15K-636.478913
HF Energy-635.824210
Nuclear repulsion energy143.801225
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/aug-cc-pVDZ
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' 3272 3152 4.53      
2 A' 3248 3129 7.06      
3 A' 1732 1668 54.43      
4 A' 1353 1303 24.35      
5 A' 1245 1199 29.53      
6 A' 1066 1027 84.97      
7 A' 813 783 17.61      
8 A' 657 633 21.53      
9 A' 195 188 1.63      
10 A" 869 837 0.44      
11 A" 753 725 41.68      
12 A" 446 429 6.48      

Unscaled Zero Point Vibrational Energy (zpe) 7823.4 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 7537.1 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/aug-cc-pVDZ
ABC
0.53855 0.12131 0.09901

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.877 0.000
C2 1.263 0.428 0.000
Cl3 -1.390 -0.169 0.000
F4 1.569 -0.889 0.000
H5 -0.208 1.948 0.000
H6 2.136 1.083 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34021.73922.36231.09022.1457
C21.34022.71851.35192.11481.0917
Cl31.73922.71853.04492.42353.7410
F42.36231.35193.04493.34712.0519
H51.09022.11482.42353.34712.4983
H62.14571.09173.74102.05192.4983

picture of (Z)-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 122.685 C1 C2 H6 123.524
C2 C1 Cl3 123.444 C2 C1 H5 120.604
Cl3 C1 H5 115.952 F4 C2 H6 113.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability