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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-637.428846
Energy at 298.15K-637.430894
HF Energy-637.428846
Nuclear repulsion energy139.301801
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 B3LYPultrafine/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' 3247 3126 1.64      
2 A' 3242 3121 13.80      
3 A' 1706 1642 22.18      
4 A' 1321 1271 0.23      
5 A' 1246 1200 2.98      
6 A' 1128 1086 199.13      
7 A' 870 838 64.94      
8 A' 445 428 1.51      
9 A' 271 261 6.36      
10 A" 915 881 68.65      
11 A" 805 775 8.75      
12 A" 269 259 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 7732.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 7444.2 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 B3LYPultrafine/6-31+G**
ABC
1.80660 0.08093 0.07746

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.474 0.000
C2 1.029 -0.366 0.000
Cl3 -1.643 -0.104 0.000
F4 2.295 0.113 0.000
H5 0.113 1.551 0.000
H6 0.983 -1.449 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32851.74162.32341.08272.1591
C21.32852.68501.35382.12441.0835
Cl31.74162.68503.94422.41292.9499
F42.32341.35383.94422.61292.0402
H51.08272.12442.41292.61293.1228
H62.15911.08352.94992.04023.1228

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 120.040 C1 C2 H6 126.759
C2 C1 Cl3 121.401 C2 C1 H5 123.216
Cl3 C1 H5 115.382 F4 C2 H6 113.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.180      
2 C 0.100      
3 Cl 0.013      
4 F -0.288      
5 H 0.193      
6 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.065 -0.201 0.000 0.211
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.970 -1.199 0.000
y -1.199 -26.547 0.000
z 0.000 0.000 -30.862
Traceless
 xyz
x -5.265 -1.199 0.000
y -1.199 5.869 0.000
z 0.000 0.000 -0.604
Polar
3z2-r2-1.207
x2-y2-7.423
xy-1.199
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.809 -0.369 0.000
y -0.369 4.813 0.000
z 0.000 0.000 3.501


<r2> (average value of r2) Å2
<r2> 126.614
(<r2>)1/2 11.252