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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: HF/aug-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 HF/aug-cc-pVTZ
 hartrees
Energy at 0K-635.889180
Energy at 298.15K-635.891629
HF Energy-635.889180
Nuclear repulsion energy146.394494
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 HF/aug-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' 3404 3099 7.14      
2 A' 3373 3070 5.82      
3 A' 1872 1704 82.30      
4 A' 1478 1346 30.51      
5 A' 1367 1245 49.93      
6 A' 1171 1066 107.45      
7 A' 869 791 18.21      
8 A' 706 643 31.50      
9 A' 216 196 1.74      
10 A" 1041 948 0.34      
11 A" 850 773 47.05      
12 A" 502 457 8.61      

Unscaled Zero Point Vibrational Energy (zpe) 8424.4 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 7669.6 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 HF/aug-cc-pVTZ
ABC
0.56959 0.12408 0.10189

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.855 0.000
C2 1.235 0.428 0.000
Cl3 -1.374 -0.184 0.000
F4 1.565 -0.840 0.000
H5 -0.213 1.901 0.000
H6 2.076 1.091 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.30661.72262.30691.06752.0891
C21.30662.68031.31082.06481.0705
Cl31.72262.68033.01192.38663.6781
F42.30691.31083.01193.26691.9978
H51.06752.06482.38663.26692.4270
H62.08911.07053.67811.99782.4270

picture of (Z)-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 123.620 C1 C2 H6 122.699
C2 C1 Cl3 123.888 C2 C1 H5 120.515
Cl3 C1 H5 115.597 F4 C2 H6 113.681
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 C -0.207      
3 Cl -0.189      
4 F -0.340      
5 H 0.478      
6 H 0.606      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.021 2.157 0.000 2.386
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.558 2.537 0.000
y 2.537 -27.633 0.000
z 0.000 0.000 -30.729
Traceless
 xyz
x 0.623 2.537 0.000
y 2.537 2.010 0.000
z 0.000 0.000 -2.633
Polar
3z2-r2-5.266
x2-y2-0.925
xy2.537
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.792 0.286 0.000
y 0.286 5.300 0.000
z 0.000 0.000 4.295


<r2> (average value of r2) Å2
<r2> 102.975
(<r2>)1/2 10.148