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

using model chemistry: B2PLYP=FULLultrafine/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-637.295150
Energy at 298.15K 
HF Energy-637.001817
Nuclear repulsion energy140.546352
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/6-311+G(3df,2p)
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' 3247 3247 0.97      
2 A' 3241 3241 13.96      
3 A' 1699 1699 26.96      
4 A' 1334 1334 0.68      
5 A' 1251 1251 2.59      
6 A' 1146 1146 190.46      
7 A' 892 892 54.21      
8 A' 455 455 1.59      
9 A' 275 275 5.75      
10 A" 932 932 57.09      
11 A" 831 831 7.64      
12 A" 275 275 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 7788.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7788.5 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/6-311+G(3df,2p)
ABC
1.82933 0.08243 0.07888

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.475 0.000
C2 1.017 -0.371 0.000
Cl3 -1.628 -0.086 0.000
F4 2.277 0.082 0.000
H5 0.130 1.544 0.000
H6 0.945 -1.447 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32231.72142.31071.07752.1413
C21.32232.65951.33962.11031.0784
Cl31.72142.65953.90842.39742.9104
F42.31071.33963.90842.59742.0280
H51.07752.11032.39742.59743.1001
H62.14131.07842.91042.02803.1001

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 120.475 C1 C2 H6 125.946
C2 C1 Cl3 121.245 C2 C1 H5 122.807
Cl3 C1 H5 115.948 F4 C2 H6 113.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability