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

using model chemistry: B3PW91/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311+G(3df,2p)
 hartrees
Energy at 0K-637.393521
Energy at 298.15K-637.395618
HF Energy-637.393521
Nuclear repulsion energy140.788936
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 B3PW91/6-311+G(3df,2p)
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' 3222 3085 5.47      
2 A' 3216 3078 9.89      
3 A' 1708 1635 28.00      
4 A' 1323 1266 0.56      
5 A' 1240 1187 0.86      
6 A' 1156 1107 197.14      
7 A' 894 856 54.37      
8 A' 456 436 1.52      
9 A' 272 261 5.44      
10 A" 927 888 57.28      
11 A" 831 795 8.39      
12 A" 275 264 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 7759.9 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 7428.6 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 B3PW91/6-311+G(3df,2p)
ABC
1.83584 0.08271 0.07914

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.472 0.000
C2 1.015 -0.373 0.000
Cl3 -1.625 -0.080 0.000
F4 2.274 0.074 0.000
H5 0.131 1.545 0.000
H6 0.939 -1.452 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32111.71622.30821.08052.1414
C21.32112.65631.33532.11171.0818
Cl31.71622.65633.90152.39252.9082
F42.30821.33533.90152.59872.0271
H51.08052.11172.39252.59873.1039
H62.14141.08182.90822.02713.1039

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 120.669 C1 C2 H6 125.754
C2 C1 Cl3 121.448 C2 C1 H5 122.804
Cl3 C1 H5 115.747 F4 C2 H6 113.577
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.364      
2 C 0.582      
3 Cl -0.152      
4 F -0.353      
5 H 0.139      
6 H 0.149      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.016 -0.145 0.000 0.146
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.887 -0.945 0.000
y -0.945 -26.316 0.000
z 0.000 0.000 -30.529
Traceless
 xyz
x -4.464 -0.945 0.000
y -0.945 5.392 0.000
z 0.000 0.000 -0.927
Polar
3z2-r2-1.854
x2-y2-6.571
xy-0.945
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.240 -0.366 0.000
y -0.366 5.393 0.000
z 0.000 0.000 4.307


<r2> (average value of r2) Å2
<r2> 123.999
(<r2>)1/2 11.135