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All results from a given calculation for C6F6 (hexafluorobenzene)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D6H 1A1G
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-825.515403
Energy at 298.15K 
HF Energy-823.747553
Nuclear repulsion energy730.258449
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 MP2/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1g 1549 1460 0.00      
2 A1g 567 535 0.00      
3 A2g 775 731 0.00      
4 A2u 213 201 6.09      
5 B1u 1361 1284 0.00      
6 B1u 599 564 0.00      
7 B2g 207 195 0.00      
8 B2g 235i 222i 0.00      
9 B2u 1448 1365 0.00      
10 B2u 264 249 0.00      
11 E1g 368 347 0.00      
11 E1g 368 347 0.00      
12 E1u 1585 1495 310.26      
12 E1u 1585 1495 310.26      
13 E1u 1024 966 209.48      
13 E1u 1024 966 209.48      
14 E1u 310 292 1.66      
14 E1u 310 292 1.66      
15 E2g 1716 1618 0.00      
15 E2g 1716 1618 0.00      
16 E2g 1195 1127 0.00      
16 E2g 1195 1127 0.00      
17 E2g 445 419 0.00      
17 E2g 445 419 0.00      
18 E2g 256 242 0.00      
18 E2g 256 242 0.00      
19 E2u 566 533 0.00      
19 E2u 566 533 0.00      
20 E2u 136 128 0.00      
20 E2u 136 128 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10974.8 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 10349.2 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 MP2/6-31G*
ABC
0.03399 0.03399 0.01699

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is D6h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.388 0.000
C2 1.202 0.694 0.000
C3 1.202 -0.694 0.000
C4 0.000 -1.388 0.000
C5 -1.202 -0.694 0.000
C6 -1.202 0.694 0.000
F7 0.000 2.738 0.000
F8 2.372 1.369 0.000
F9 2.372 -1.369 0.000
F10 0.000 -2.738 0.000
F11 -2.372 -1.369 0.000
F12 -2.372 1.369 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 F7 F8 F9 F10 F11 F12
C11.38822.40452.77652.40451.38821.35022.37163.63704.12673.63702.3716
C21.38821.38822.40452.77652.40452.37161.35022.37163.63704.12673.6370
C32.40451.38821.38822.40452.77653.63702.37161.35022.37163.63704.1267
C42.77652.40451.38821.38822.40454.12673.63702.37161.35022.37163.6370
C52.40452.77652.40451.38821.38823.63704.12673.63702.37161.35022.3716
C61.38822.40452.77652.40451.38822.37163.63704.12673.63702.37161.3502
F71.35022.37163.63704.12673.63702.37162.73844.74315.47694.74312.7384
F82.37161.35022.37163.63704.12673.63702.73842.73854.74315.47694.7431
F93.63702.37161.35022.37163.63704.12674.74312.73852.73844.74315.4769
F104.12673.63702.37161.35022.37163.63705.47694.74312.73842.73844.7431
F113.63704.12673.63702.37161.35022.37164.74315.47694.74312.73842.7385
F122.37163.63704.12673.63702.37161.35022.73844.74315.47694.74312.7385

picture of hexafluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.000 C1 C2 F8 120.000
C1 C6 C5 120.000 C1 C6 F12 120.000
C2 C1 C6 120.000 C2 C1 F7 120.000
C2 C3 C4 120.000 C2 C3 F9 120.000
C3 C2 F8 120.000 C3 C4 C5 120.000
C3 C4 F10 120.000 C4 C3 F9 120.000
C4 C5 C6 120.000 C4 C5 F11 120.000
C5 C4 F10 120.000 C5 C6 F12 120.000
C6 C1 F7 120.000 C6 C5 F11 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability