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

using model chemistry: HF/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-230.593427
Energy at 298.15K 
HF Energy-230.593427
Nuclear repulsion energy209.349524
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/daug-cc-pVDZ
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 3368 3072 8.36 249.18 0.03 0.07
2 A1 3252 2966 45.59 149.40 0.11 0.21
3 A1 1760 1605 0.25 94.17 0.02 0.03
4 A1 1295 1181 4.10 32.58 0.10 0.18
5 A1 1134 1034 0.62 13.31 0.26 0.41
6 A1 1023 933 24.70 15.92 0.21 0.35
7 A1 934 852 0.10 4.42 0.45 0.62
8 A1 886 808 83.65 7.82 0.07 0.14
9 A1 417 380 6.05 2.88 0.47 0.64
10 A2 3332 3039 0.00 149.99 0.75 0.86
11 A2 1420 1295 0.00 6.89 0.75 0.86
12 A2 1310 1195 0.00 7.31 0.75 0.86
13 A2 1042 950 0.00 1.06 0.75 0.86
14 A2 1018 929 0.00 1.81 0.75 0.86
15 A2 851 777 0.00 3.59 0.75 0.86
16 A2 360 329 0.00 1.07 0.75 0.86
17 B1 3366 3070 35.19 60.06 0.75 0.86
18 B1 1732 1579 17.57 0.15 0.75 0.86
19 B1 1339 1221 10.49 0.18 0.75 0.86
20 B1 1184 1080 0.28 0.03 0.75 0.86
21 B1 1071 977 1.94 7.94 0.75 0.86
22 B1 792 722 50.20 0.23 0.75 0.86
23 B2 3334 3041 30.04 41.00 0.75 0.86
24 B2 3243 2957 27.78 115.70 0.75 0.86
25 B2 1412 1288 44.18 0.00 0.75 0.86
26 B2 1270 1158 6.46 0.22 0.75 0.86
27 B2 1062 968 2.64 4.22 0.75 0.86
28 B2 1017 928 5.53 0.01 0.75 0.86
29 B2 907 827 11.61 0.35 0.75 0.86
30 B2 538 491 7.09 1.95 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22834.5 cm-1
Scaled (by 0.912) Zero Point Vibrational Energy (zpe) 20825.1 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/daug-cc-pVDZ
ABC
0.26473 0.14907 0.11684

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.780 0.525
C2 0.000 -0.780 0.525
H3 0.000 1.349 1.451
H4 0.000 -1.349 1.451
C5 -1.303 0.665 -0.265
C6 1.303 0.665 -0.265
C7 1.303 -0.665 -0.265
C8 -1.303 -0.665 -0.265
H9 -1.953 1.406 -0.706
H10 1.953 1.406 -0.706
H11 1.953 -1.406 -0.706
H12 -1.953 -1.406 -0.706

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.55971.08692.32131.52801.52802.09962.09962.39182.39183.17903.1790
C21.55972.32131.08692.09962.09961.52801.52803.17903.17902.39182.3918
H31.08692.32132.69742.26062.26062.94902.94902.91032.91034.00674.0067
H42.32131.08692.69742.94902.94902.26062.26064.00674.00672.91032.9103
C51.52802.09962.26062.94902.60562.92511.32951.07993.36803.88352.2145
C61.52802.09962.26062.94902.60561.32952.92513.36801.07992.21453.8835
C72.09961.52802.94902.26062.92511.32952.60563.88352.21451.07993.3680
C82.09961.52802.94902.26061.32952.92512.60562.21453.88353.36801.0799
H92.39183.17902.91034.00671.07993.36803.88352.21453.90594.81262.8116
H102.39183.17902.91034.00673.36801.07992.21453.88353.90592.81164.8126
H113.17902.39184.00672.91033.88352.21451.07993.36804.81262.81163.9059
H123.17902.39184.00672.91032.21453.88353.36801.07992.81164.81263.9059

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 121.559 C1 C2 H7 85.679
C1 C2 H8 85.679 C1 C5 H8 94.321
C1 C5 H9 132.275 C1 C6 H7 94.321
C1 C6 H10 132.275 C2 C1 C3 121.559
C2 C1 C5 85.679 C2 C1 C6 85.679
C2 H7 C6 94.321 C2 H7 H11 132.275
C2 H8 C5 94.321 C2 H8 H12 132.275
C3 C1 C5 118.687 C3 C1 C6 118.687
C4 C2 H7 118.687 C4 C2 H8 118.687
C5 C1 C6 116.998 C5 H8 H12 133.331
C6 H7 H11 133.331 H7 C6 H10 133.331
H8 C5 H9 133.331
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.326      
2 C 0.326      
3 H -0.503      
4 H -0.503      
5 C 0.366      
6 C 0.366      
7 C 0.366      
8 C 0.366      
9 H -0.278      
10 H -0.278      
11 H -0.278      
12 H -0.278      


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 -0.102 0.102
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.466 0.000 0.000
y 0.000 -32.903 0.000
z 0.000 0.000 -37.041
Traceless
 xyz
x -1.494 0.000 0.000
y 0.000 3.850 0.000
z 0.000 0.000 -2.357
Polar
3z2-r2-4.714
x2-y2-3.563
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.817 0.000 0.000
y 0.000 10.201 0.000
z 0.000 0.000 7.590


<r2> (average value of r2) Å2
<r2> 118.788
(<r2>)1/2 10.899