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

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-636.058118
Energy at 298.15K-636.060192
HF Energy-635.715748
Nuclear repulsion energy139.239644
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 MP2/SDD
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' 3280 3166 10.84      
2 A' 3248 3136 5.12      
3 A' 1645 1588 34.93      
4 A' 1349 1302 16.43      
5 A' 1231 1188 6.66      
6 A' 977 943 82.99      
7 A' 737 711 10.20      
8 A' 596 576 21.11      
9 A' 186 179 2.10      
10 A" 823 795 0.00      
11 A" 742 717 64.27      
12 A" 415 401 10.65      

Unscaled Zero Point Vibrational Energy (zpe) 7614.5 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 7350.3 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 MP2/SDD
ABC
0.49910 0.11402 0.09282

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.913 0.000
C2 1.286 0.487 0.000
Cl3 -1.433 -0.208 0.000
F4 1.638 -0.887 0.000
H5 -0.249 1.973 0.000
H6 2.156 1.142 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.35441.81922.43311.08892.1685
C21.35442.80601.41792.13611.0895
Cl31.81922.80603.14492.48163.8348
F42.43311.41793.14493.42572.0937
H51.08892.13612.48163.42572.5446
H62.16851.08953.83482.09372.5446

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 122.706 C1 C2 H6 124.718
C2 C1 Cl3 123.645 C2 C1 H5 121.534
Cl3 C1 H5 114.821 F4 C2 H6 112.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability