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All results from a given calculation for C6H4F2 (orthodifluorobenzene)

using model chemistry: B3LYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/6-311G*
 hartrees
Energy at 0K-430.822854
Energy at 298.15K-430.827616
Nuclear repulsion energy347.242244
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 B3LYP/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 A1 3207 3099 3.87      
2 A1 3192 3084 13.48      
3 A1 1651 1596 19.87      
4 A1 1548 1495 182.74      
5 A1 1338 1293 0.19      
6 A1 1296 1252 132.76      
7 A1 1180 1140 1.04      
8 A1 1049 1013 7.25      
9 A1 775 749 34.96      
10 A1 583 564 4.95      
11 A1 285 275 0.29      
12 A2 961 929 0.00      
13 A2 854 825 0.00      
14 A2 699 676 0.00      
15 A2 565 546 0.00      
16 A2 189 183 0.00      
17 B1 935 903 7.35      
18 B1 763 737 90.48      
19 B1 466 451 3.14      
20 B1 297 287 0.01      
21 B2 3201 3093 8.92      
22 B2 3180 3073 1.44      
23 B2 1651 1595 6.72      
24 B2 1495 1445 11.58      
25 B2 1291 1248 3.82      
26 B2 1224 1183 37.80      
27 B2 1124 1086 23.67      
28 B2 860 831 19.99      
29 B2 551 532 3.76      
30 B2 442 427 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 18425.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 17804.9 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 B3LYP/6-311G*
ABC
0.10874 0.07409 0.04407

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.694 -0.535
C2 0.000 -0.694 -0.535
C3 0.000 -1.394 0.660
C4 0.000 -0.697 1.864
C5 0.000 0.697 1.864
C6 0.000 1.394 0.660
F7 0.000 1.352 -1.707
F8 0.000 -1.352 -1.707
H9 0.000 -2.478 0.628
H10 0.000 -1.244 2.800
H11 0.000 1.244 2.800
H12 0.000 2.478 0.628

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 F7 F8 H9 H10 H11 H12
C11.38872.40652.77332.39921.38541.34402.35853.37853.85743.38022.1292
C21.38871.38542.39922.77332.40652.35851.34402.12923.38023.85743.3785
C32.40651.38541.39132.41252.78853.62612.36791.08382.14503.39653.8719
C42.77332.39921.39131.39312.41254.11723.63092.16771.08412.15413.4062
C52.39922.77332.41251.39311.39133.63094.11723.40622.15411.08412.1677
C61.38542.40652.78852.41251.39132.36793.62613.87193.39652.14501.0838
F71.34402.35853.62614.11723.63092.36792.70474.48575.20134.50852.5923
F82.35851.34402.36793.63094.11723.62612.70472.59234.50855.20134.4857
H93.37852.12921.08382.16773.40623.87194.48572.59232.49794.30854.9550
H103.85743.38022.14501.08412.15413.39655.20134.50852.49792.48704.3085
H113.38023.85743.39652.15411.08412.14504.50855.20134.30852.48702.4979
H122.12923.37853.87193.40622.16771.08382.59234.48574.95504.30852.4979

picture of orthodifluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.346 C1 C2 F8 119.313
C1 C6 C5 119.557 C1 C6 H12 118.648
C2 C1 C6 120.346 C2 C1 F7 119.313
C2 C3 C4 119.557 C2 C3 H9 118.648
C3 C2 F8 120.341 C3 C4 C5 120.097
C3 C4 H10 119.603 C4 C3 H9 121.795
C4 C5 C6 120.097 C4 C5 H11 120.300
C5 C4 H10 120.300 C5 C6 H12 121.795
C6 C1 F7 120.341 C6 C5 H11 119.603
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.248      
2 C 0.248      
3 C -0.262      
4 C -0.191      
5 C -0.191      
6 C -0.262      
7 F -0.220      
8 F -0.220      
9 H 0.219      
10 H 0.205      
11 H 0.205      
12 H 0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.543 2.543
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.570 0.000 0.000
y 0.000 -40.554 0.000
z 0.000 0.000 -44.102
Traceless
 xyz
x -4.242 0.000 0.000
y 0.000 4.782 0.000
z 0.000 0.000 -0.540
Polar
3z2-r2-1.080
x2-y2-6.016
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.136 0.000 0.000
y 0.000 10.875 0.000
z 0.000 0.000 11.150


<r2> (average value of r2) Å2
<r2> 230.137
(<r2>)1/2 15.170