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

using model chemistry: B3PW91/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 B3PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-637.405859
Energy at 298.15K-637.408124
HF Energy-637.405859
Nuclear repulsion energy145.438548
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 B3PW91/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' 3239 3126 6.40      
2 A' 3206 3094 5.95      
3 A' 1719 1659 65.53      
4 A' 1351 1304 22.58      
5 A' 1257 1213 41.12      
6 A' 1082 1044 89.19      
7 A' 815 787 18.11      
8 A' 664 641 22.75      
9 A' 195 189 1.28      
10 A" 896 865 0.39      
11 A" 753 726 45.46      
12 A" 461 445 6.74      

Unscaled Zero Point Vibrational Energy (zpe) 7818.9 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 7546.1 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 B3PW91/aug-cc-pVTZ
ABC
0.55878 0.12296 0.10079

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.860 0.000
C2 1.246 0.418 0.000
Cl3 -1.380 -0.164 0.000
F4 1.564 -0.874 0.000
H5 -0.203 1.919 0.000
H6 2.104 1.077 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32201.71812.33531.07912.1154
C21.32202.68941.33082.08671.0823
Cl31.71812.68943.02832.39303.6985
F42.33531.33083.02833.30582.0250
H51.07912.08672.39303.30582.4559
H62.11541.08233.69852.02502.4559

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 123.357 C1 C2 H6 122.935
C2 C1 Cl3 123.899 C2 C1 H5 120.361
Cl3 C1 H5 115.740 F4 C2 H6 113.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.312      
2 C -0.064      
3 Cl -0.138      
4 F -0.321      
5 H 0.373      
6 H 0.462      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.830 1.913 0.000 2.085
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.253 2.360 0.000
y 2.360 -27.445 0.000
z 0.000 0.000 -30.477
Traceless
 xyz
x 0.708 2.360 0.000
y 2.360 1.920 0.000
z 0.000 0.000 -2.628
Polar
3z2-r2-5.257
x2-y2-0.808
xy2.360
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.196 0.304 0.000
y 0.304 5.721 -0.000
z 0.000 -0.000 4.463


<r2> (average value of r2) Å2
<r2> 103.772
(<r2>)1/2 10.187