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

using model chemistry: MP2=FULL/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 MP2=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-636.792204
Energy at 298.15K-636.794329
HF Energy-635.874901
Nuclear repulsion energy141.051141
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/6-311+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' 3273 3085 0.75      
2 A' 3266 3078 15.03      
3 A' 1706 1609 27.64      
4 A' 1336 1259 0.52      
5 A' 1250 1179 3.03      
6 A' 1167 1100 181.99      
7 A' 919 867 45.57      
8 A' 462 436 1.88      
9 A' 275 260 5.71      
10 A" 937 883 56.49      
11 A" 833 786 7.17      
12 A" 280 264 1.09      

Unscaled Zero Point Vibrational Energy (zpe) 7852.1 cm-1
Scaled (by 0.9427) Zero Point Vibrational Energy (zpe) 7402.1 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/6-311+G(3df,2p)
ABC
1.82561 0.08315 0.07953

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.477 0.000
C2 1.008 -0.383 0.000
Cl3 -1.620 -0.065 0.000
F4 2.270 0.050 0.000
H5 0.153 1.544 0.000
H6 0.914 -1.458 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32501.70842.30981.07792.1401
C21.32502.64711.33472.10851.0785
Cl31.70842.64713.89192.39422.8922
F42.30981.33473.89192.59112.0278
H51.07792.10852.39422.59113.0970
H62.14011.07852.89222.02783.0970

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 120.551 C1 C2 H6 125.531
C2 C1 Cl3 121.015 C2 C1 H5 122.337
Cl3 C1 H5 116.647 F4 C2 H6 113.919
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability