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

using model chemistry: mPW1PW91/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 mPW1PW91/TZVP
 hartrees
Energy at 0K-637.472569
Energy at 298.15K-637.474854
HF Energy-637.472569
Nuclear repulsion energy145.316542
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 mPW1PW91/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' 3265 3115 6.75      
2 A' 3230 3081 5.66      
3 A' 1743 1663 67.01      
4 A' 1367 1304 23.47      
5 A' 1276 1217 45.19      
6 A' 1096 1046 101.89      
7 A' 823 785 19.81      
8 A' 669 638 24.70      
9 A' 199 190 1.33      
10 A" 905 863 0.03      
11 A" 763 727 53.68      
12 A" 465 443 9.21      

Unscaled Zero Point Vibrational Energy (zpe) 7899.9 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 7536.5 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 mPW1PW91/TZVP
ABC
0.55893 0.12260 0.10054

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.861 0.000
C2 1.245 0.423 0.000
Cl3 -1.382 -0.172 0.000
F4 1.570 -0.865 0.000
H5 -0.210 1.919 0.000
H6 2.101 1.085 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32001.72482.33321.07882.1130
C21.32002.69371.32862.08721.0820
Cl31.72482.69373.03232.39623.7027
F42.33321.32863.03233.30462.0216
H51.07882.08722.39623.30462.4571
H62.11301.08203.70272.02162.4571

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 123.500 C1 C2 H6 122.901
C2 C1 Cl3 123.883 C2 C1 H5 120.607
Cl3 C1 H5 115.510 F4 C2 H6 113.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.166      
2 C 0.091      
3 Cl -0.060      
4 F -0.170      
5 H 0.185      
6 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.894 2.078 0.000 2.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.220 2.555 0.000
y 2.555 -27.240 0.000
z 0.000 0.000 -30.496
Traceless
 xyz
x 0.649 2.555 0.000
y 2.555 2.118 0.000
z 0.000 0.000 -2.766
Polar
3z2-r2-5.533
x2-y2-0.979
xy2.555
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.137 0.348 0.000
y 0.348 4.632 0.000
z 0.000 0.000 3.075


<r2> (average value of r2) Å2
<r2> 103.923
(<r2>)1/2 10.194