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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-637.453336
Energy at 298.15K-637.455623
HF Energy-637.453336
Nuclear repulsion energy145.493430
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 mPW1PW91/6-311G**
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' 3266 3125 8.26      
2 A' 3230 3090 4.66      
3 A' 1748 1672 65.80      
4 A' 1362 1303 25.20      
5 A' 1272 1217 40.23      
6 A' 1099 1052 101.51      
7 A' 825 789 20.09      
8 A' 670 641 24.52      
9 A' 198 189 1.37      
10 A" 907 868 0.01      
11 A" 764 731 52.32      
12 A" 467 447 10.92      

Unscaled Zero Point Vibrational Energy (zpe) 7903.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7561.6 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 mPW1PW91/6-311G**
ABC
0.55805 0.12322 0.10093

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.863 0.000
C2 1.245 0.419 0.000
Cl3 -1.378 -0.169 0.000
F4 1.563 -0.869 0.000
H5 -0.213 1.920 0.000
H6 2.101 1.082 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32201.72132.33321.07902.1127
C21.32202.68871.32722.09321.0826
Cl31.72132.68873.02392.39173.6975
F42.33321.32723.02393.30742.0244
H51.07902.09322.39173.30742.4617
H62.11271.08263.69752.02442.4617

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 123.456 C1 C2 H6 122.635
C2 C1 Cl3 123.599 C2 C1 H5 121.006
Cl3 C1 H5 115.395 F4 C2 H6 113.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.309      
2 C 0.203      
3 Cl -0.023      
4 F -0.192      
5 H 0.187      
6 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.051 2.011 0.000 2.269
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.225 2.393 0.000
y 2.393 -27.267 0.000
z 0.000 0.000 -30.627
Traceless
 xyz
x 0.722 2.393 0.000
y 2.393 2.159 0.000
z 0.000 0.000 -2.881
Polar
3z2-r2-5.762
x2-y2-0.958
xy2.393
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.000 0.506 0.000
y 0.506 4.371 0.000
z 0.000 0.000 2.392


<r2> (average value of r2) Å2
<r2> 103.648
(<r2>)1/2 10.181