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

using model chemistry: TPSSh/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 TPSSh/TZVP
 hartrees
Energy at 0K-637.512803
Energy at 298.15K-637.514855
HF Energy-637.512803
Nuclear repulsion energy139.621331
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 TPSSh/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' 3233 3116 6.90      
2 A' 3220 3104 5.99      
3 A' 1692 1630 21.54      
4 A' 1330 1282 0.71      
5 A' 1244 1199 1.98      
6 A' 1129 1088 194.92      
7 A' 866 834 64.54      
8 A' 445 429 1.57      
9 A' 267 257 6.34      
10 A" 928 895 65.02      
11 A" 793 764 8.64      
12 A" 270 260 1.24      

Unscaled Zero Point Vibrational Energy (zpe) 7707.7 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 7427.9 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 TPSSh/TZVP
ABC
1.80898 0.08133 0.07784

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.479 0.000
C2 1.027 -0.357 0.000
Cl3 -1.638 -0.112 0.000
F4 2.290 0.118 0.000
H5 0.102 1.554 0.000
H6 0.977 -1.437 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32421.74152.31791.08022.1505
C21.32422.67691.34832.12311.0818
Cl31.74152.67693.93462.40922.9315
F42.31791.34833.93462.61722.0351
H51.08022.12312.40922.61723.1166
H62.15051.08182.93152.03513.1166

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 120.296 C1 C2 H6 126.419
C2 C1 Cl3 121.058 C2 C1 H5 123.700
Cl3 C1 H5 115.241 F4 C2 H6 113.286
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.119      
2 C 0.083      
3 Cl -0.086      
4 F -0.180      
5 H 0.184      
6 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.014 -0.179 0.000 0.180
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.529 -0.294 0.000
y -0.294 4.522 0.000
z 0.000 0.000 3.092


<r2> (average value of r2) Å2
<r2> 125.801
(<r2>)1/2 11.216