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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: CCD/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 CCD/6-31G
 hartrees
Energy at 0K-231.033236
Energy at 298.15K-231.039629
HF Energy-230.456968
Nuclear repulsion energy210.884528
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 CCD/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 3254 3122 4.65      
2 A1 3231 3100 16.46      
3 A1 3197 3068 4.65      
4 A1 1610 1545 1.83      
5 A1 1388 1332 0.03      
6 A1 1178 1130 1.69      
7 A1 1130 1085 2.45      
8 A1 999 959 0.28      
9 A1 909 872 0.06      
10 A1 807 774 11.28      
11 A1 724 695 0.49      
12 A2 1163 1116 0.00      
13 A2 948 910 0.00      
14 A2 844 809 0.00      
15 A2 759 728 0.00      
16 A2 536 515 0.00      
17 B1 3234 3103 7.92      
18 B1 1140 1094 24.13      
19 B1 1038 996 0.00      
20 B1 751 720 87.67      
21 B1 628 602 0.41      
22 B1 514 493 17.34      
23 B2 3204 3075 22.88      
24 B2 3192 3063 6.64      
25 B2 1354 1299 6.72      
26 B2 1292 1239 0.34      
27 B2 1234 1184 0.55      
28 B2 992 952 0.01      
29 B2 867 832 0.65      
30 B2 829 796 9.85      

Unscaled Zero Point Vibrational Energy (zpe) 21472.6 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 20603.0 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 CCD/6-31G
ABC
0.23878 0.17058 0.12628

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.743 0.000 -1.029
C2 -0.743 0.000 -1.029
C3 0.000 1.093 -0.205
C4 0.000 -1.093 -0.205
C5 0.000 0.679 1.267
C6 0.000 -0.679 1.267
H7 1.527 0.000 -1.779
H8 -1.527 0.000 -1.779
H9 0.000 2.132 -0.534
H10 0.000 -2.132 -0.534
H11 0.000 1.366 2.112
H12 0.000 -1.366 2.112

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.48681.55751.55752.50652.50651.08532.39162.31132.31133.50493.5049
C21.48681.55751.55752.50652.50652.39161.08532.31132.31133.50493.5049
C31.55751.55752.18531.52842.30282.45082.45081.09003.24122.33303.3782
C41.55751.55752.18532.30281.52842.45082.45083.24121.09003.37822.3330
C52.50652.50651.52842.30281.35773.47443.47442.31373.33791.08952.2126
C62.50652.50652.30281.52841.35773.47443.47443.33792.31372.21261.0895
H71.08532.39162.45082.45083.47443.47443.05462.90322.90324.39814.3981
H82.39161.08532.45082.45083.47443.47443.05462.90322.90324.39814.3981
H92.31132.31131.09003.24122.31373.33792.90322.90324.26362.75484.3858
H102.31132.31133.24121.09003.33792.31372.90322.90324.26364.38582.7548
H113.50493.50492.33303.37821.08952.21264.39814.39812.75484.38582.7316
H123.50493.50493.37822.33302.21261.08954.39814.39814.38582.75482.7316

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.489 C1 C2 C4 61.489
C1 C2 H8 136.243 C1 C3 C2 57.022
C1 C3 C5 108.627 C1 C3 H9 120.597
C1 C4 C2 57.022 C1 C4 C6 108.627
C1 C4 H10 120.597 C2 C1 C3 61.489
C2 C1 C4 61.489 C2 C1 H7 136.243
C2 C3 C5 108.627 C2 C3 H9 120.597
C2 C4 C6 108.627 C2 C4 H10 120.597
C3 C1 C4 89.105 C3 C1 H7 135.292
C3 C2 C4 89.105 C3 C2 H8 135.292
C3 C5 C6 105.709 C3 C5 H11 125.202
C4 C1 H7 135.292 C4 C2 H8 135.292
C4 C6 C5 105.709 C4 C6 H12 125.202
C5 C3 H9 123.289 C5 C6 H12 129.089
C6 C4 H10 123.289 C6 C5 H11 129.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability