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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: B2PLYP=FULLultrafine/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/3-21G
 hartrees
Energy at 0K-633.855589
Energy at 298.15K 
HF Energy-633.736550
Nuclear repulsion energy136.617569
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 B2PLYP=FULLultrafine/3-21G
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' 3324 3324 8.53      
2 A' 3272 3272 1.36      
3 A' 1723 1723 17.73      
4 A' 1385 1385 1.24      
5 A' 1243 1243 4.28      
6 A' 1144 1144 95.33      
7 A' 795 795 44.84      
8 A' 423 423 2.37      
9 A' 264 264 7.05      
10 A" 984 984 63.64      
11 A" 849 849 38.61      
12 A" 269 269 2.58      

Unscaled Zero Point Vibrational Energy (zpe) 7837.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7837.6 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 B2PLYP=FULLultrafine/3-21G
ABC
1.74976 0.07762 0.07432

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.519 0.000
C2 1.057 -0.275 0.000
Cl3 -1.670 -0.221 0.000
F4 2.336 0.229 0.000
H5 0.018 1.594 0.000
H6 1.004 -1.353 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32201.82642.35361.07512.1244
C21.32202.72741.37452.13851.0794
Cl31.82642.72744.03072.47812.9038
F42.35361.37454.03072.69002.0681
H51.07512.13852.47812.69003.1078
H62.12441.07942.90382.06813.1078

picture of (E)-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 121.566 C1 C2 H6 124.102
C2 C1 Cl3 119.189 C2 C1 H5 125.974
Cl3 C1 H5 114.837 F4 C2 H6 114.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability