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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: MP2=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/6-31+G**
 hartrees
Energy at 0K-231.432433
Energy at 298.15K-231.438870
HF Energy-230.587059
Nuclear repulsion energy214.618084
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=FULL/6-31+G**
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 3329 3126 6.48      
2 A1 3313 3111 5.24      
3 A1 3273 3074 1.61      
4 A1 1604 1506 6.97      
5 A1 1433 1346 0.00      
6 A1 1217 1143 3.44      
7 A1 1131 1062 3.70      
8 A1 1014 952 0.64      
9 A1 927 870 0.52      
10 A1 785 738 4.32      
11 A1 683 641 5.68      
12 A2 1157 1086 0.00      
13 A2 932 875 0.00      
14 A2 872 819 0.00      
15 A2 797 749 0.00      
16 A2 547 514 0.00      
17 B1 3295 3094 7.79      
18 B1 1147 1077 31.16      
19 B1 1019 957 0.04      
20 B1 772 725 108.47      
21 B1 628 590 5.32      
22 B1 520 488 19.61      
23 B2 3304 3103 4.35      
24 B2 3274 3075 18.24      
25 B2 1375 1291 5.38      
26 B2 1300 1221 3.52      
27 B2 1256 1180 1.93      
28 B2 1025 962 0.16      
29 B2 886 832 7.22      
30 B2 836 785 5.77      

Unscaled Zero Point Vibrational Energy (zpe) 21822.8 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 20495.9 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=FULL/6-31+G**
ABC
0.24764 0.17725 0.13058

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.728 0.000 -1.002
C2 -0.728 0.000 -1.002
C3 0.000 1.072 -0.203
C4 0.000 -1.072 -0.203
C5 0.000 0.675 1.245
C6 0.000 -0.675 1.245
H7 1.467 0.000 -1.786
H8 -1.467 0.000 -1.786
H9 0.000 2.098 -0.543
H10 0.000 -2.098 -0.543
H11 0.000 1.351 2.085
H12 0.000 -1.351 2.085

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45501.52181.52182.45622.45621.07782.33062.26742.26743.44743.4474
C21.45501.52181.52182.45622.45622.33061.07782.26742.26743.44743.4474
C31.52181.52182.14301.50132.26842.40962.40961.08143.18772.30513.3322
C41.52181.52182.14302.26841.50132.40962.40963.18771.08143.33222.3051
C52.45622.45621.50132.26841.34953.43413.43412.28543.29931.07862.1931
C62.45622.45622.26841.50131.34953.43413.43413.29932.28542.19311.0786
H71.07782.33062.40962.40963.43413.43412.93462.84582.84584.35454.3545
H82.33061.07782.40962.40963.43413.43412.93462.84582.84584.35454.3545
H92.26742.26741.08143.18772.28543.29932.84582.84584.19592.73244.3363
H102.26742.26743.18771.08143.29932.28542.84582.84584.19594.33632.7324
H113.44743.44742.30513.33221.07862.19314.35454.35452.73244.33632.7020
H123.44743.44743.33222.30512.19311.07864.35454.35454.33632.73242.7020

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.441 C1 C2 C4 61.441
C1 C2 H8 133.347 C1 C3 C2 57.118
C1 C3 C5 108.680 C1 C3 H9 120.209
C1 C4 C2 57.118 C1 C4 C6 108.680
C1 C4 H10 120.209 C2 C1 C3 61.441
C2 C1 C4 61.441 C2 C1 H7 133.347
C2 C3 C5 108.680 C2 C3 H9 120.209
C2 C4 C6 108.680 C2 C4 H10 120.209
C3 C1 C4 89.516 C3 C1 H7 135.233
C3 C2 C4 89.516 C3 C2 H8 135.233
C3 C5 C6 105.325 C3 C5 H11 125.847
C4 C1 H7 135.233 C4 C2 H8 135.233
C4 C6 C5 105.325 C4 C6 H12 125.847
C5 C3 H9 123.663 C5 C6 H12 128.828
C6 C4 H10 123.663 C6 C5 H11 128.828
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability