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

using model chemistry: CCSD/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 CCSD/cc-pVTZ
 hartrees
Energy at 0K-636.667815
Energy at 298.15K-636.670110
HF Energy-635.885150
Nuclear repulsion energy145.392904
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/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' 3277 3084 6.77      
2 A' 3245 3054 5.08      
3 A' 1753 1650 58.52      
4 A' 1387 1305 24.26      
5 A' 1281 1206 37.69      
6 A' 1103 1039 79.09      
7 A' 828 779 15.17      
8 A' 670 631 20.91      
9 A' 200 188 1.47      
10 A" 910 857 0.17      
11 A" 774 729 40.48      
12 A" 460 433 7.26      

Unscaled Zero Point Vibrational Energy (zpe) 7944.2 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 7477.1 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/cc-pVTZ
ABC
0.55481 0.12336 0.10092

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.866 0.000
C2 1.248 0.421 0.000
Cl3 -1.378 -0.169 0.000
F4 1.560 -0.871 0.000
H5 -0.200 1.923 0.000
H6 2.103 1.079 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32491.72362.33471.07632.1140
C21.32492.69161.32942.08671.0791
Cl31.72362.69163.02062.40133.6984
F42.33471.32943.02063.30272.0244
H51.07632.08672.40133.30272.4535
H62.11401.07913.69842.02442.4535

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 123.189 C1 C2 H6 122.815
C2 C1 Cl3 123.467 C2 C1 H5 120.347
Cl3 C1 H5 116.186 F4 C2 H6 113.996
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability