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All results from a given calculation for C6H4F2 (orthodifluorobenzene)

using model chemistry: B3LYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-430.876675
Energy at 298.15K-430.881509
Nuclear repulsion energy347.994762
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/cc-pVTZ
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 3206 3099 2.27      
2 A1 3192 3086 8.58      
3 A1 1648 1593 21.99      
4 A1 1546 1494 181.70      
5 A1 1334 1290 0.10      
6 A1 1298 1255 135.54      
7 A1 1179 1139 1.10      
8 A1 1049 1014 6.63      
9 A1 777 752 31.66      
10 A1 585 565 4.67      
11 A1 288 278 0.23      
12 A2 986 953 0.00      
13 A2 867 838 0.00      
14 A2 717 693 0.00      
15 A2 571 552 0.00      
16 A2 190 183 0.00      
17 B1 955 923 5.75      
18 B1 770 744 77.80      
19 B1 467 452 3.25      
20 B1 296 286 0.01      
21 B2 3201 3094 3.71      
22 B2 3181 3075 1.04      
23 B2 1645 1590 7.84      
24 B2 1495 1445 11.52      
25 B2 1293 1249 4.51      
26 B2 1226 1185 37.96      
27 B2 1126 1089 20.03      
28 B2 865 836 19.06      
29 B2 553 534 3.57      
30 B2 444 429 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 18474.7 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 17857.6 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 B3LYP/cc-pVTZ
ABC
0.10910 0.07446 0.04426

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.693 -0.533
C2 0.000 -0.693 -0.533
C3 0.000 -1.392 0.659
C4 0.000 -0.695 1.859
C5 0.000 0.695 1.859
C6 0.000 1.392 0.659
F7 0.000 1.351 -1.703
F8 0.000 -1.351 -1.703
H9 0.000 -2.472 0.628
H10 0.000 -1.240 2.792
H11 0.000 1.240 2.792
H12 0.000 2.472 0.628

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 F7 F8 H9 H10 H11 H12
C11.38602.40192.76562.39221.38231.34162.35453.37183.84663.37052.1250
C21.38601.38232.39222.76562.40192.35451.34162.12503.37053.84663.3718
C32.40191.38231.38762.40712.78393.61942.36231.08082.13883.38763.8644
C42.76562.39221.38761.38962.40714.10723.62152.16181.08092.14793.3978
C52.39222.76562.40711.38961.38763.62154.10723.39782.14791.08092.1618
C61.38232.40192.78392.40711.38762.36233.61943.86443.38762.13881.0808
F71.34162.35453.61944.10723.62152.36232.70114.47765.18814.49672.5871
F82.35451.34162.36233.62154.10723.61942.70112.58714.49675.18814.4776
H93.37182.12501.08082.16183.39783.86444.47762.58712.49064.29664.9447
H103.84663.37052.13881.08092.14793.38765.18814.49672.49062.47904.2966
H113.37053.84663.38762.14791.08092.13884.49675.18814.29662.47902.4906
H122.12503.37183.86443.39782.16181.08082.58714.47764.94474.29662.4906

picture of orthodifluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.375 C1 C2 F8 119.348
C1 C6 C5 119.464 C1 C6 H12 118.747
C2 C1 C6 120.375 C2 C1 F7 119.348
C2 C3 C4 119.464 C2 C3 H9 118.747
C3 C2 F8 120.277 C3 C4 C5 120.161
C3 C4 H10 119.579 C4 C3 H9 121.789
C4 C5 C6 120.161 C4 C5 H11 120.260
C5 C4 H10 120.260 C5 C6 H12 121.789
C6 C1 F7 120.277 C6 C5 H11 119.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.210      
2 C 0.210      
3 C -0.181      
4 C -0.107      
5 C -0.107      
6 C -0.181      
7 F -0.166      
8 F -0.166      
9 H 0.128      
10 H 0.117      
11 H 0.117      
12 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.441 2.441
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.341 0.000 0.000
y 0.000 -40.809 0.000
z 0.000 0.000 -44.420
Traceless
 xyz
x -3.726 0.000 0.000
y 0.000 4.572 0.000
z 0.000 0.000 -0.846
Polar
3z2-r2-1.691
x2-y2-5.532
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.027 0.000 0.000
y 0.000 11.431 0.000
z 0.000 0.000 11.738


<r2> (average value of r2) Å2
<r2> 229.323
(<r2>)1/2 15.143