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

using model chemistry: MP2=FULL/6-31G*

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=FULL/6-31G*
 hartrees
Energy at 0K-636.351485
Energy at 298.15K-636.353760
HF Energy-635.776775
Nuclear repulsion energy145.171254
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=FULL/6-31G*
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' 3314 3123 7.95      
2 A' 3285 3095 4.40      
3 A' 1750 1649 48.43      
4 A' 1408 1326 21.98      
5 A' 1295 1220 22.97      
6 A' 1112 1047 82.06      
7 A' 844 795 17.43      
8 A' 675 636 18.66      
9 A' 202 190 1.44      
10 A" 885 834 0.11      
11 A" 777 732 41.50      
12 A" 459 433 8.68      

Unscaled Zero Point Vibrational Energy (zpe) 8002.4 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 7539.9 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=FULL/6-31G*
ABC
0.54591 0.12402 0.10106

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.872 0.000
C2 1.250 0.417 0.000
Cl3 -1.374 -0.158 0.000
F4 1.548 -0.894 0.000
H5 -0.200 1.935 0.000
H6 2.121 1.062 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33081.71712.34841.08142.1296
C21.33082.68651.34402.09961.0835
Cl31.71712.68653.01312.39963.7017
F42.34841.34403.01313.32522.0377
H51.08142.09962.39963.32522.4799
H62.12961.08353.70172.03772.4799

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 122.799 C1 C2 H6 123.471
C2 C1 Cl3 123.130 C2 C1 H5 120.661
Cl3 C1 H5 116.209 F4 C2 H6 113.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability