return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H4F2 (orthodifluorobenzene)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-430.622076
Energy at 298.15K-430.626446
HF Energy-430.622076
Nuclear repulsion energy346.057670
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 B97D3/TZVP
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 3159 3114 2.64      
2 A1 3145 3100 10.81      
3 A1 1602 1579 18.26      
4 A1 1503 1481 177.42      
5 A1 1334 1315 0.66      
6 A1 1260 1242 151.58      
7 A1 1161 1144 2.09      
8 A1 1030 1015 7.27      
9 A1 756 745 35.02      
10 A1 573 565 5.07      
11 A1 289 285 0.19      
12 A2 877 865 0.00      
13 A2 789 777 0.00      
14 A2 578 570 0.00      
15 A2 369 363 0.00      
16 A2 168 166 0.00      
17 B1 871 859 4.16      
18 B1 731 720 80.58      
19 B1 438 432 3.17      
20 B1 278 274 0.03      
21 B2 3154 3108 5.57      
22 B2 3134 3089 1.27      
23 B2 1599 1576 8.66      
24 B2 1459 1438 10.36      
25 B2 1262 1244 2.50      
26 B2 1189 1172 39.23      
27 B2 1103 1087 27.46      
28 B2 845 833 21.41      
29 B2 543 535 3.43      
30 B2 438 432 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 17818.6 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 17562.0 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 B97D3/TZVP
ABC
0.10768 0.07372 0.04376

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.699 -0.536
C2 0.000 -0.699 -0.536
C3 0.000 -1.402 0.663
C4 0.000 -0.698 1.870
C5 0.000 0.698 1.870
C6 0.000 1.402 0.663
F7 0.000 1.361 -1.714
F8 0.000 -1.361 -1.714
H9 0.000 -2.488 0.634
H10 0.000 -1.245 2.808
H11 0.000 1.245 2.808
H12 0.000 2.488 0.634

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 F7 F8 H9 H10 H11 H12
C11.39792.41902.78152.40521.38971.35112.37263.39473.86783.38802.1373
C21.39791.38972.40522.78152.41902.37261.35112.13733.38803.86783.3947
C32.41901.38971.39712.42242.80463.64432.37691.08622.15093.40753.8905
C42.78152.40521.39711.39622.42244.13253.64392.17521.08632.15813.4175
C52.40522.78152.42241.39621.39713.64394.13253.41752.15811.08632.1752
C61.38972.41902.80462.42241.39712.37693.64433.89053.40752.15091.0862
F71.35112.37263.64434.13253.64392.37692.72114.50795.21884.52312.6040
F82.37261.35112.37693.64394.13253.64432.72112.60404.52315.21884.5079
H93.39472.13731.08622.17523.41753.89054.50792.60402.50464.32044.9762
H103.86783.38802.15091.08632.15813.40755.21884.52312.50462.49054.3204
H113.38803.86783.40752.15811.08632.15094.52315.21884.32042.49052.5046
H122.13733.39473.89053.41752.17521.08622.60404.50794.97624.32042.5046

picture of orthodifluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.407 C1 C2 F8 119.321
C1 C6 C5 119.328 C1 C6 H12 118.862
C2 C1 C6 120.407 C2 C1 F7 119.321
C2 C3 C4 119.328 C2 C3 H9 118.862
C3 C2 F8 120.272 C3 C4 C5 120.266
C3 C4 H10 119.493 C4 C3 H9 121.810
C4 C5 C6 120.266 C4 C5 H11 120.242
C5 C4 H10 120.242 C5 C6 H12 121.810
C6 C1 F7 120.272 C6 C5 H11 119.493
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.159      
2 C 0.159      
3 C -0.139      
4 C -0.078      
5 C -0.078      
6 C -0.139      
7 F -0.157      
8 F -0.157      
9 H 0.116      
10 H 0.100      
11 H 0.100      
12 H 0.116      


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 2.593 2.593
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.480 0.000 0.000
y 0.000 -40.784 0.000
z 0.000 0.000 -44.564
Traceless
 xyz
x -3.806 0.000 0.000
y 0.000 4.739 0.000
z 0.000 0.000 -0.933
Polar
3z2-r2-1.865
x2-y2-5.697
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.492 0.000 0.000
y 0.000 11.605 0.000
z 0.000 0.000 12.013


<r2> (average value of r2) Å2
<r2> 231.647
(<r2>)1/2 15.220