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

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-636.420679
Energy at 298.15K-636.422782
HF Energy-635.809795
Nuclear repulsion energy139.354183
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 CCD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3272 3130 3.60      
2 A' 3264 3123 7.56      
3 A' 1756 1680 23.50      
4 A' 1332 1274 0.16      
5 A' 1243 1190 3.91      
6 A' 1184 1133 165.55      
7 A' 902 863 42.40      
8 A' 456 436 2.02      
9 A' 273 261 6.71      
10 A" 939 899 48.11      
11 A" 814 779 12.66      
12 A" 278 266 2.10      

Unscaled Zero Point Vibrational Energy (zpe) 7856.7 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7516.5 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 CCD/cc-pVDZ
ABC
1.78773 0.08108 0.07757

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.484 0.000
C2 1.030 -0.370 0.000
Cl3 -1.641 -0.088 0.000
F4 2.295 0.078 0.000
H5 0.136 1.568 0.000
H6 0.941 -1.461 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33771.73802.33011.09272.1598
C21.33772.68591.34232.13451.0937
Cl31.73802.68593.93942.42882.9244
F42.33011.34233.93942.62292.0496
H51.09272.13452.42882.62293.1336
H62.15981.09372.92442.04963.1336

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 120.788 C1 C2 H6 125.021
C2 C1 Cl3 121.129 C2 C1 H5 122.549
Cl3 C1 H5 116.322 F4 C2 H6 114.192
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability