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

using model chemistry: B3PW91/TZVP

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/TZVP
 hartrees
Energy at 0K-637.390001
Energy at 298.15K-637.392266
HF Energy-637.390001
Nuclear repulsion energy144.984665
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/TZVP
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' 3247 3131 6.82      
2 A' 3211 3096 5.45      
3 A' 1727 1665 66.06      
4 A' 1358 1310 22.86      
5 A' 1267 1221 43.05      
6 A' 1085 1046 103.68      
7 A' 814 785 19.38      
8 A' 662 639 25.27      
9 A' 198 191 1.30      
10 A" 894 862 0.02      
11 A" 755 729 53.75      
12 A" 461 444 9.08      

Unscaled Zero Point Vibrational Energy (zpe) 7838.8 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 7559.0 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/TZVP
ABC
0.55726 0.12190 0.10002

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.861 0.000
C2 1.248 0.424 0.000
Cl3 -1.386 -0.172 0.000
F4 1.575 -0.867 0.000
H5 -0.211 1.921 0.000
H6 2.104 1.088 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32211.72852.33871.08022.1162
C21.32212.70001.33222.09021.0834
Cl31.72852.70003.04162.39943.7101
F42.33871.33223.04163.31132.0251
H51.08022.09022.39943.31132.4608
H62.11621.08343.71012.02512.4608

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 123.554 C1 C2 H6 122.912
C2 C1 Cl3 123.979 C2 C1 H5 120.603
Cl3 C1 H5 115.418 F4 C2 H6 113.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.172      
2 C 0.089      
3 Cl -0.059      
4 F -0.171      
5 H 0.189      
6 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.884 2.072 0.000 2.253
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.251 2.557 0.000
y 2.557 -27.257 0.000
z 0.000 0.000 -30.509
Traceless
 xyz
x 0.632 2.557 0.000
y 2.557 2.123 0.000
z 0.000 0.000 -2.755
Polar
3z2-r2-5.511
x2-y2-0.994
xy2.557
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.199 0.355 0.000
y 0.355 4.675 0.000
z 0.000 0.000 3.095


<r2> (average value of r2) Å2
<r2> 104.372
(<r2>)1/2 10.216