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

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-637.408893
Energy at 298.15K-637.410975
HF Energy-637.408893
Nuclear repulsion energy140.376823
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 B1B95/6-31+G**
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' 3275 3133 4.81      
2 A' 3268 3127 11.23      
3 A' 1741 1666 25.10      
4 A' 1323 1266 0.05      
5 A' 1249 1195 1.54      
6 A' 1166 1116 205.10      
7 A' 900 861 59.89      
8 A' 454 435 1.61      
9 A' 270 258 6.29      
10 A" 926 886 68.64      
11 A" 819 783 9.86      
12 A" 275 263 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 7833.8 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 7493.8 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 B1B95/6-31+G**
ABC
1.82385 0.08226 0.07871

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.471 0.000
C2 1.018 -0.375 0.000
Cl3 -1.630 -0.085 0.000
F4 2.279 0.086 0.000
H5 0.130 1.544 0.000
H6 0.955 -1.455 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32421.72192.31101.08082.1500
C21.32422.66391.34192.11521.0817
Cl31.72192.66393.91202.39762.9255
F42.31101.34193.91202.59712.0313
H51.08082.11522.39762.59713.1107
H62.15001.08172.92552.03133.1107

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 120.175 C1 C2 H6 126.373
C2 C1 Cl3 121.431 C2 C1 H5 122.842
Cl3 C1 H5 115.727 F4 C2 H6 113.451
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.221      
2 C 0.088      
3 Cl 0.029      
4 F -0.281      
5 H 0.210      
6 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.042 -0.199 0.000 0.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.494 -1.087 0.000
y -1.087 -26.223 0.000
z 0.000 0.000 -30.588
Traceless
 xyz
x -5.089 -1.087 0.000
y -1.087 5.819 0.000
z 0.000 0.000 -0.730
Polar
3z2-r2-1.459
x2-y2-7.272
xy-1.087
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.566 -0.400 0.000
y -0.400 4.716 0.000
z 0.000 0.000 3.377


<r2> (average value of r2) Å2
<r2> 124.699
(<r2>)1/2 11.167