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

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-230.616962
Energy at 298.15K 
HF Energy-230.616962
Nuclear repulsion energy209.903588
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/6-311G**
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 3361 3053 8.66 246.94 0.04 0.07
2 A1 3246 2949 54.68 150.12 0.14 0.25
3 A1 1766 1605 0.09 45.72 0.10 0.18
4 A1 1301 1182 4.76 23.48 0.15 0.26
5 A1 1140 1035 0.85 13.25 0.51 0.67
6 A1 1025 931 27.40 12.64 0.26 0.42
7 A1 942 856 0.04 5.43 0.68 0.81
8 A1 892 811 78.96 7.87 0.06 0.11
9 A1 422 383 5.29 8.13 0.59 0.74
10 A2 3324 3020 0.00 159.20 0.75 0.86
11 A2 1424 1293 0.00 6.92 0.75 0.86
12 A2 1317 1196 0.00 8.76 0.75 0.86
13 A2 1063 965 0.00 0.86 0.75 0.86
14 A2 1021 927 0.00 0.70 0.75 0.86
15 A2 856 778 0.00 4.23 0.75 0.86
16 A2 364 331 0.00 2.49 0.75 0.86
17 B1 3358 3051 42.75 63.69 0.75 0.86
18 B1 1738 1579 9.87 0.87 0.75 0.86
19 B1 1344 1221 8.37 0.18 0.75 0.86
20 B1 1187 1078 0.30 0.11 0.75 0.86
21 B1 1071 973 1.66 9.80 0.75 0.86
22 B1 801 728 46.99 2.71 0.75 0.86
23 B2 3326 3022 32.34 43.09 0.75 0.86
24 B2 3236 2940 27.45 126.53 0.75 0.86
25 B2 1416 1287 43.33 0.01 0.75 0.86
26 B2 1282 1165 6.55 0.68 0.75 0.86
27 B2 1083 984 3.13 3.30 0.75 0.86
28 B2 1021 927 6.01 0.02 0.75 0.86
29 B2 912 829 11.06 1.39 0.75 0.86
30 B2 542 492 7.99 4.86 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22889.6 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 20795.2 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 HF/6-311G**
ABC
0.26659 0.14956 0.11734

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.779 0.523
C2 0.000 -0.779 0.523
H3 0.000 1.346 1.445
H4 0.000 -1.346 1.445
C5 -1.301 0.661 -0.265
C6 1.301 0.661 -0.265
C7 1.301 -0.661 -0.265
C8 -1.301 -0.661 -0.265
H9 -1.948 1.400 -0.702
H10 1.948 1.400 -0.702
H11 1.948 -1.400 -0.702
H12 -1.948 -1.400 -0.702

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.55731.08232.31601.52591.52592.09472.09472.38412.38413.16943.1694
C21.55732.31601.08232.09472.09471.52591.52593.16943.16942.38412.3841
H31.08232.31602.69202.25532.25532.94052.94052.89992.89993.99353.9935
H42.31601.08232.69202.94052.94052.25532.25533.99353.99352.89992.8999
C51.52592.09472.25532.94052.60242.91921.32251.07513.36103.87292.2044
C61.52592.09472.25532.94052.60241.32252.91923.36101.07512.20443.8729
C72.09471.52592.94052.25532.91921.32252.60243.87292.20441.07513.3610
C82.09471.52592.94052.25531.32252.91922.60242.20443.87293.36101.0751
H92.38413.16942.89993.99351.07513.36103.87292.20443.89654.79842.8004
H102.38413.16942.89993.99353.36101.07512.20443.87293.89652.80044.7984
H113.16942.38413.99352.89993.87292.20441.07513.36104.79842.80043.8965
H123.16942.38413.99352.89992.20443.87293.36101.07512.80044.79843.8965

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 121.616 C1 C2 H7 85.587
C1 C2 H8 85.587 C1 C5 H8 94.413
C1 C5 H9 132.099 C1 C6 H7 94.413
C1 C6 H10 132.099 C2 C1 C3 121.616
C2 C1 C5 85.587 C2 C1 C6 85.587
C2 H7 C6 94.413 C2 H7 H11 132.099
C2 H8 C5 94.413 C2 H8 H12 132.099
C3 C1 C5 118.704 C3 C1 C6 118.704
C4 C2 H7 118.704 C4 C2 H8 118.704
C5 C1 C6 117.022 C5 H8 H12 133.419
C6 H7 H11 133.419 H7 C6 H10 133.419
H8 C5 H9 133.419
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.139      
2 C -0.139      
3 H 0.117      
4 H 0.117      
5 C -0.077      
6 C -0.077      
7 C -0.077      
8 C -0.077      
9 H 0.088      
10 H 0.088      
11 H 0.088      
12 H 0.088      


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 -0.077 0.077
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.762 0.000 0.000
y 0.000 -32.956 0.000
z 0.000 0.000 -36.601
Traceless
 xyz
x -0.983 0.000 0.000
y 0.000 3.225 0.000
z 0.000 0.000 -2.242
Polar
3z2-r2-4.483
x2-y2-2.806
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.456 0.000 0.000
y 0.000 9.662 0.000
z 0.000 0.000 6.112


<r2> (average value of r2) Å2
<r2> 118.101
(<r2>)1/2 10.867