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

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-636.427552
Energy at 298.15K-636.429813
HF Energy-635.810300
Nuclear repulsion energy144.121413
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 QCISD/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' 3275 3142 8.38      
2 A' 3247 3115 3.45      
3 A' 1752 1681 55.92      
4 A' 1372 1317 26.98      
5 A' 1267 1216 33.09      
6 A' 1089 1045 80.74      
7 A' 822 789 15.90      
8 A' 664 637 20.50      
9 A' 196 188 1.45      
10 A" 891 854 0.07      
11 A" 765 734 34.56      
12 A" 452 434 7.82      

Unscaled Zero Point Vibrational Energy (zpe) 7895.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7575.1 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 QCISD/cc-pVDZ
ABC
0.54397 0.12141 0.09926

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.876 0.000
C2 1.259 0.418 0.000
Cl3 -1.389 -0.167 0.000
F4 1.570 -0.885 0.000
H5 -0.200 1.949 0.000
H6 2.127 1.085 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34011.73662.35901.09222.1374
C21.34012.71201.33902.11591.0945
Cl31.73662.71203.04482.42703.7321
F42.35901.33903.04483.34182.0467
H51.09222.11592.42703.34182.4830
H62.13741.09453.73212.04672.4830

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 123.403 C1 C2 H6 122.467
C2 C1 Cl3 123.121 C2 C1 H5 120.561
Cl3 C1 H5 116.318 F4 C2 H6 114.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability