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

using model chemistry: B2PLYP/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 B2PLYP/6-311G**
 hartrees
Energy at 0K-637.179861
Energy at 298.15K-637.181943
HF Energy-636.976653
Nuclear repulsion energy139.871435
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 B2PLYP/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' 3258 3258 8.08      
2 A' 3246 3246 6.34      
3 A' 1707 1707 24.41      
4 A' 1331 1331 0.35      
5 A' 1251 1251 3.47      
6 A' 1152 1152 178.57      
7 A' 883 883 61.30      
8 A' 451 451 1.94      
9 A' 273 273 6.13      
10 A" 933 933 65.59      
11 A" 805 805 13.49      
12 A" 273 273 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 7780.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7780.7 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 B2PLYP/6-311G**
ABC
1.82213 0.08153 0.07804

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.475 0.000
C2 1.028 -0.363 0.000
Cl3 -1.637 -0.101 0.000
F4 2.287 0.103 0.000
H5 0.116 1.548 0.000
H6 0.962 -1.442 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32621.73522.31671.07922.1451
C21.32622.67771.34222.11751.0812
Cl31.73522.67773.92882.40622.9247
F42.31671.34223.92882.60792.0352
H51.07922.11752.40622.60793.1076
H62.14511.08122.92472.03523.1076

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 120.500 C1 C2 H6 125.696
C2 C1 Cl3 121.432 C2 C1 H5 123.033
Cl3 C1 H5 115.535 F4 C2 H6 113.804
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.259      
2 C 0.209      
3 Cl -0.042      
4 F -0.212      
5 H 0.176      
6 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.184 -0.211 0.000 0.280
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.409 -0.985 0.000
y -0.985 -26.673 0.000
z 0.000 0.000 -30.811
Traceless
 xyz
x -4.666 -0.985 0.000
y -0.985 5.437 0.000
z 0.000 0.000 -0.771
Polar
3z2-r2-1.541
x2-y2-6.736
xy-0.985
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.226 -0.251 0.000
y -0.251 4.193 0.000
z 0.000 0.000 2.354


<r2> (average value of r2) Å2
<r2> 125.698
(<r2>)1/2 11.212