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

using model chemistry: MP3=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/6-31G**
 hartrees
Energy at 0K-636.387618
Energy at 298.15K-636.389739
HF Energy-635.780125
Nuclear repulsion energy140.144026
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 MP3=FULL/6-31G**
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' 3350 3350 6.83      
2 A' 3335 3335 5.61      
3 A' 1784 1784 19.82      
4 A' 1374 1374 0.16      
5 A' 1292 1292 7.89      
6 A' 1201 1201 152.19      
7 A' 919 919 44.96      
8 A' 461 461 1.94      
9 A' 278 278 6.94      
10 A" 955 955 52.62      
11 A" 813 813 10.23      
12 A" 280 280 2.35      

Unscaled Zero Point Vibrational Energy (zpe) 8021.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8021.4 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 MP3=FULL/6-31G**
ABC
1.82623 0.08190 0.07838

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.473 0.000
C2 1.021 -0.373 0.000
Cl3 -1.633 -0.087 0.000
F4 2.284 0.088 0.000
H5 0.133 1.540 0.000
H6 0.948 -1.448 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32601.72652.31631.07522.1423
C21.32602.66901.34512.10971.0772
Cl31.72652.66903.92102.40132.9174
F42.31631.34513.92102.59582.0362
H51.07522.10972.40132.59583.0975
H62.14231.07722.91742.03623.0975

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 120.261 C1 C2 H6 125.790
C2 C1 Cl3 121.379 C2 C1 H5 122.595
Cl3 C1 H5 116.025 F4 C2 H6 113.949
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability