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

using model chemistry: MP2=FULL/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 MP2=FULL/cc-pVDZ
 hartrees
Energy at 0K-636.406684
Energy at 298.15K-636.408781
HF Energy-635.809634
Nuclear repulsion energy139.534758
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/cc-pVDZ
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' 3287 3124 4.75      
2 A' 3280 3117 7.76      
3 A' 1721 1636 24.93      
4 A' 1325 1259 0.06      
5 A' 1234 1173 3.31      
6 A' 1173 1115 165.40      
7 A' 906 861 44.72      
8 A' 456 434 1.92      
9 A' 271 257 6.10      
10 A" 938 892 50.73      
11 A" 802 762 13.76      
12 A" 278 265 1.57      

Unscaled Zero Point Vibrational Energy (zpe) 7835.9 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 7447.2 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/cc-pVDZ
ABC
1.78632 0.08133 0.07779

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.485 0.000
C2 1.023 -0.381 0.000
Cl3 -1.638 -0.070 0.000
F4 2.294 0.052 0.000
H5 0.151 1.566 0.000
H6 0.918 -1.468 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34061.73002.33451.09112.1586
C21.34062.67941.34292.13371.0920
Cl31.73002.67943.93432.42432.9140
F42.33451.34293.93432.62402.0504
H51.09112.13372.42432.62403.1298
H62.15861.09202.91402.05043.1298

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 120.899 C1 C2 H6 124.773
C2 C1 Cl3 121.001 C2 C1 H5 122.338
Cl3 C1 H5 116.661 F4 C2 H6 114.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability