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

using model chemistry: QCISD/6-311G**

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/6-311G**
 hartrees
Energy at 0K-636.496473
Energy at 298.15K-636.498754
HF Energy-635.849182
Nuclear repulsion energy144.888864
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/6-311G**
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 3122 9.38      
2 A' 3242 3094 3.96      
3 A' 1741 1662 56.01      
4 A' 1381 1318 26.71      
5 A' 1282 1223 28.33      
6 A' 1100 1050 92.98      
7 A' 831 793 16.90      
8 A' 668 637 20.26      
9 A' 202 192 1.61      
10 A" 892 851 0.00      
11 A" 769 734 42.72      
12 A" 453 433 9.96      

Unscaled Zero Point Vibrational Energy (zpe) 7917.1 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 7553.7 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 QCISD/6-311G**
ABC
0.55079 0.12257 0.10026

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.869 0.000
C2 1.254 0.419 0.000
Cl3 -1.382 -0.166 0.000
F4 1.563 -0.879 0.000
H5 -0.206 1.931 0.000
H6 2.116 1.077 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33211.72682.34491.08152.1261
C21.33212.70031.33462.10131.0844
Cl31.72682.70033.03022.40413.7124
F42.34491.33463.03023.32022.0329
H51.08152.10132.40413.32022.4737
H62.12611.08443.71242.03292.4737

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 123.123 C1 C2 H6 122.911
C2 C1 Cl3 123.439 C2 C1 H5 120.712
Cl3 C1 H5 115.849 F4 C2 H6 113.966
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability