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

using model chemistry: B2PLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-637.255485
Energy at 298.15K-637.257575
HF Energy-637.009420
Nuclear repulsion energy140.242277
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 B2PLYP/cc-pVTZ
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' 3251 3119 6.77      
2 A' 3242 3111 7.13      
3 A' 1703 1634 25.83      
4 A' 1333 1279 0.57      
5 A' 1247 1196 2.81      
6 A' 1152 1106 178.81      
7 A' 883 847 52.96      
8 A' 452 434 1.59      
9 A' 271 260 5.93      
10 A" 932 895 57.16      
11 A" 819 786 9.32      
12 A" 275 263 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 7780.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7464.4 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 B2PLYP/cc-pVTZ
ABC
1.82332 0.08205 0.07851

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.478 0.000
C2 1.021 -0.363 0.000
Cl3 -1.631 -0.097 0.000
F4 2.282 0.095 0.000
H5 0.121 1.548 0.000
H6 0.949 -1.439 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32311.72992.31361.07702.1389
C21.32312.66591.34052.11271.0785
Cl31.72992.66593.91752.40392.9077
F42.31361.34053.91752.60422.0318
H51.07702.11272.40392.60423.0998
H62.13891.07852.90772.03183.0998

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 120.585 C1 C2 H6 125.595
C2 C1 Cl3 121.095 C2 C1 H5 123.022
Cl3 C1 H5 115.884 F4 C2 H6 113.820
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.136      
2 C 0.098      
3 Cl -0.087      
4 F -0.174      
5 H 0.168      
6 H 0.131      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.080 -0.145 0.000 0.165
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.953 -0.945 0.000
y -0.945 -26.472 0.000
z 0.000 0.000 -30.504
Traceless
 xyz
x -4.465 -0.945 0.000
y -0.945 5.256 0.000
z 0.000 0.000 -0.791
Polar
3z2-r2-1.582
x2-y2-6.481
xy-0.945
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.596 -0.302 0.000
y -0.302 4.759 0.000
z 0.000 0.000 3.205


<r2> (average value of r2) Å2
<r2> 124.853
(<r2>)1/2 11.174