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

using model chemistry: MP4=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 MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-636.455435
Energy at 298.15K-636.457488
HF Energy-635.808919
Nuclear repulsion energy138.928425
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 MP4=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' 3257 3143        
2 A' 3248 3134        
3 A' 1699 1640        
4 A' 1312 1267        
5 A' 1225 1182        
6 A' 1153 1113        
7 A' 886 855        
8 A' 447 432        
9 A' 267 258        
10 A" 918 886        
11 A" 778 751        
12 A" 272 262        

Unscaled Zero Point Vibrational Energy (zpe) 7730.5 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 7460.7 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 MP4=FULL/cc-pVDZ
ABC
1.77264 0.08061 0.07710

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.487 0.000
C2 1.030 -0.379 0.000
Cl3 -1.646 -0.077 0.000
F4 2.303 0.063 0.000
H5 0.144 1.571 0.000
H6 0.934 -1.470 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34541.74012.34161.09342.1679
C21.34542.69251.34802.14151.0947
Cl31.74012.69253.95142.43352.9313
F42.34161.34803.95142.63302.0554
H51.09342.14152.43352.63303.1412
H62.16791.09472.93132.05543.1412

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 120.772 C1 C2 H6 125.044
C2 C1 Cl3 121.002 C2 C1 H5 122.490
Cl3 C1 H5 116.509 F4 C2 H6 114.184
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability