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

using model chemistry: B3PW91/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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-637.326128
Energy at 298.15K-637.328202
HF Energy-637.326128
Nuclear repulsion energy139.847211
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/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' 3242 3128 7.26      
2 A' 3229 3116 5.71      
3 A' 1728 1668 25.52      
4 A' 1305 1259 0.07      
5 A' 1213 1170 0.61      
6 A' 1168 1127 184.17      
7 A' 884 853 55.55      
8 A' 452 436 1.63      
9 A' 268 259 5.67      
10 A" 925 893 50.58      
11 A" 804 776 16.19      
12 A" 275 266 1.33      

Unscaled Zero Point Vibrational Energy (zpe) 7746.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 7475.4 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 B3PW91/cc-pVDZ
ABC
1.80794 0.08161 0.07808

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.478 0.000
C2 1.026 -0.369 0.000
Cl3 -1.636 -0.088 0.000
F4 2.287 0.081 0.000
H5 0.128 1.561 0.000
H6 0.944 -1.458 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33051.73112.32121.09062.1535
C21.33052.67711.33862.12881.0921
Cl31.73112.67713.92672.41442.9211
F42.32121.33863.92672.61792.0425
H51.09062.12882.41442.61793.1272
H62.15351.09212.92112.04253.1272

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 120.841 C1 C2 H6 125.197
C2 C1 Cl3 121.402 C2 C1 H5 122.804
Cl3 C1 H5 115.793 F4 C2 H6 113.962
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.145      
2 C 0.229      
3 Cl -0.058      
4 F -0.164      
5 H 0.087      
6 H 0.050      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.204 -0.158 0.000 0.258
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.051 -0.827 0.000
y -0.827 -26.049 0.000
z 0.000 0.000 -30.104
Traceless
 xyz
x -3.974 -0.827 0.000
y -0.827 5.029 0.000
z 0.000 0.000 -1.054
Polar
3z2-r2-2.108
x2-y2-6.002
xy-0.827
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.053 -0.326 0.000
y -0.326 4.248 0.000
z 0.000 0.000 2.266


<r2> (average value of r2) Å2
<r2> 125.108
(<r2>)1/2 11.185