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All results from a given calculation for C6H6 (Dewar Benzene)

using model chemistry: HF/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-230.463817
Energy at 298.15K 
HF Energy-230.463817
Nuclear repulsion energy208.848116
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 HF/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 A1 3435 3102 6.02 240.12 0.03 0.06
2 A1 3309 2988 37.19 132.88 0.16 0.28
3 A1 1769 1598 0.05 36.86 0.12 0.22
4 A1 1292 1166 4.07 23.94 0.19 0.31
5 A1 1159 1047 1.39 15.45 0.68 0.81
6 A1 1028 928 44.96 14.38 0.31 0.47
7 A1 922 833 6.96 6.68 0.59 0.74
8 A1 907 819 77.71 13.18 0.12 0.21
9 A1 433 391 5.09 11.25 0.62 0.76
10 A2 3394 3064 0.00 147.66 0.75 0.86
11 A2 1422 1284 0.00 4.16 0.75 0.86
12 A2 1349 1218 0.00 13.49 0.75 0.86
13 A2 1088 983 0.00 0.55 0.75 0.86
14 A2 1018 919 0.00 0.13 0.75 0.86
15 A2 877 791 0.00 6.62 0.75 0.86
16 A2 374 338 0.00 3.58 0.75 0.86
17 B1 3432 3099 41.19 48.27 0.75 0.86
18 B1 1741 1572 7.43 1.81 0.75 0.86
19 B1 1350 1219 2.96 1.05 0.75 0.86
20 B1 1203 1086 0.23 0.00 0.75 0.86
21 B1 1076 971 2.47 13.29 0.75 0.86
22 B1 835 754 59.55 3.30 0.75 0.86
23 B2 3396 3066 20.86 38.92 0.75 0.86
24 B2 3298 2978 21.09 121.45 0.75 0.86
25 B2 1432 1293 36.56 0.00 0.75 0.86
26 B2 1299 1173 12.78 0.87 0.75 0.86
27 B2 1113 1005 3.26 3.20 0.75 0.86
28 B2 1053 950 5.63 0.00 0.75 0.86
29 B2 910 821 9.92 2.55 0.75 0.86
30 B2 549 496 8.66 7.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 23231.0 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 20975.3 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 HF/6-31G
ABC
0.26247 0.14857 0.11621

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.790 0.529
C2 0.000 -0.790 0.529
H3 0.000 1.364 1.441
H4 0.000 -1.364 1.441
C5 -1.306 0.666 -0.268
C6 1.306 0.666 -0.268
C7 1.306 -0.666 -0.268
C8 -1.306 -0.666 -0.268
H9 -1.950 1.403 -0.700
H10 1.950 1.403 -0.700
H11 1.950 -1.403 -0.700
H12 -1.950 -1.403 -0.700

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.57931.07812.33931.53451.53452.11112.11112.38502.38503.18103.1810
C21.57932.33931.07812.11112.11111.53451.53453.18103.18102.38502.3850
H31.07812.33932.72902.26122.26122.95732.95732.89602.89604.00544.0054
H42.33931.07812.72902.95732.95732.26122.26124.00544.00542.89602.8960
C51.53452.11112.26122.95732.61122.93091.33111.07023.36593.88122.2091
C61.53452.11112.26122.95732.61121.33112.93093.36591.07022.20913.8812
C72.11111.53452.95732.26122.93091.33112.61123.88122.20911.07023.3659
C82.11111.53452.95732.26121.33112.93092.61122.20913.88123.36591.0702
H92.38503.18102.89604.00541.07023.36593.88122.20913.90024.80442.8056
H102.38503.18102.89604.00543.36591.07022.20913.88123.90022.80564.8044
H113.18102.38504.00542.89603.88122.20911.07023.36594.80442.80563.9002
H123.18102.38504.00542.89602.20913.88123.36591.07022.80564.80443.9002

picture of Dewar Benzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 122.221 C1 C2 H7 85.362
C1 C2 H8 85.362 C1 C5 H8 94.638
C1 C5 H9 131.774 C1 C6 H7 94.638
C1 C6 H10 131.774 C2 C1 C3 122.221
C2 C1 C5 85.362 C2 C1 C6 85.362
C2 H7 C6 94.638 C2 H7 H11 131.774
C2 H8 C5 94.638 C2 H8 H12 131.774
C3 C1 C5 118.838 C3 C1 C6 118.838
C4 C2 H7 118.838 C4 C2 H8 118.838
C5 C1 C6 116.605 C5 H8 H12 133.538
C6 H7 H11 133.538 H7 C6 H10 133.538
H8 C5 H9 133.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.299      
2 C -0.299      
3 H 0.186      
4 H 0.186      
5 C -0.143      
6 C -0.143      
7 C -0.143      
8 C -0.143      
9 H 0.199      
10 H 0.199      
11 H 0.199      
12 H 0.199      


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 -0.054 0.054
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.630 0.000 0.000
y 0.000 -33.238 0.000
z 0.000 0.000 -36.563
Traceless
 xyz
x -0.730 0.000 0.000
y 0.000 2.859 0.000
z 0.000 0.000 -2.129
Polar
3z2-r2-4.257
x2-y2-2.392
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.674 0.000 0.000
y 0.000 9.400 0.000
z 0.000 0.000 5.264


<r2> (average value of r2) Å2
<r2> 118.968
(<r2>)1/2 10.907