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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-637.094212
Energy at 298.15K-637.096482
HF Energy-637.094212
Nuclear repulsion energy145.227524
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 PBE1PBE/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' 3269 3143 7.27      
2 A' 3234 3109 4.39      
3 A' 1762 1694 65.92      
4 A' 1348 1296 26.68      
5 A' 1259 1211 47.42      
6 A' 1095 1053 79.56      
7 A' 827 795 20.07      
8 A' 671 645 22.20      
9 A' 193 186 1.19      
10 A" 896 862 0.10      
11 A" 758 729 40.76      
12 A" 463 445 8.28      

Unscaled Zero Point Vibrational Energy (zpe) 7888.0 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 7584.3 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 PBE1PBE/cc-pVDZ
ABC
0.55277 0.12329 0.10080

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.868 0.000
C2 1.249 0.414 0.000
Cl3 -1.378 -0.166 0.000
F4 1.559 -0.877 0.000
H5 -0.207 1.938 0.000
H6 2.114 1.080 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32881.72272.34021.08922.1251
C21.32882.69001.32812.10731.0924
Cl31.72272.69003.02172.40713.7081
F42.34021.32813.02173.32292.0351
H51.08922.10732.40713.32292.4749
H62.12511.09243.70812.03512.4749

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 123.476 C1 C2 H6 122.435
C2 C1 Cl3 123.140 C2 C1 H5 120.949
Cl3 C1 H5 115.911 F4 C2 H6 114.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.180      
2 C 0.242      
3 Cl -0.044      
4 F -0.152      
5 H 0.085      
6 H 0.049      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.981 1.857 0.000 2.101
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.764 2.214 0.000
y 2.214 -26.899 0.000
z 0.000 0.000 -30.199
Traceless
 xyz
x 0.785 2.214 0.000
y 2.214 2.083 0.000
z 0.000 0.000 -2.868
Polar
3z2-r2-5.735
x2-y2-0.865
xy2.214
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.846 0.430 0.000
y 0.430 4.357 0.000
z 0.000 0.000 2.276


<r2> (average value of r2) Å2
<r2> 103.554
(<r2>)1/2 10.176