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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: MP2=FULL/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-231.739910
Energy at 298.15K-231.746350
HF Energy-230.648068
Nuclear repulsion energy215.536231
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/aug-cc-pVTZ
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 3286 3126 4.23      
2 A1 3265 3107 3.43      
3 A1 3228 3071 1.03      
4 A1 1593 1515 7.15      
5 A1 1413 1344 0.01      
6 A1 1201 1142 4.04      
7 A1 1111 1057 2.91      
8 A1 999 950 0.42      
9 A1 917 873 0.65      
10 A1 774 736 2.79      
11 A1 666 634 5.69      
12 A2 1129 1074 0.00      
13 A2 923 879 0.00      
14 A2 904 861 0.00      
15 A2 789 751 0.00      
16 A2 548 521 0.00      
17 B1 3247 3089 4.17      
18 B1 1120 1066 28.85      
19 B1 996 948 0.01      
20 B1 776 738 98.32      
21 B1 648 617 0.93      
22 B1 519 494 12.15      
23 B2 3255 3096 2.59      
24 B2 3228 3071 12.73      
25 B2 1338 1273 6.09      
26 B2 1280 1218 3.11      
27 B2 1224 1164 2.45      
28 B2 1006 957 0.34      
29 B2 873 831 6.42      
30 B2 830 790 7.26      

Unscaled Zero Point Vibrational Energy (zpe) 21543.1 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 20496.1 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 MP2=FULL/aug-cc-pVTZ
ABC
0.24978 0.17880 0.13178

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.725 0.000 -0.997
C2 -0.725 0.000 -0.997
C3 0.000 1.068 -0.201
C4 0.000 -1.068 -0.201
C5 0.000 0.669 1.239
C6 0.000 -0.669 1.239
H7 1.462 0.000 -1.780
H8 -1.462 0.000 -1.780
H9 0.000 2.090 -0.543
H10 0.000 -2.090 -0.543
H11 0.000 1.342 2.078
H12 0.000 -1.342 2.078

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45011.51651.51652.44432.44431.07472.32262.25872.25873.43253.4325
C21.45011.51651.51652.44432.44432.32261.07472.25872.25873.43253.4325
C31.51651.51652.13591.49442.25682.40182.40181.07813.17682.29563.3168
C41.51651.51652.13592.25681.49442.40182.40183.17681.07813.31682.2956
C52.44432.44431.49442.25681.33903.42013.42012.27933.28531.07502.1791
C62.44432.44432.25681.49441.33903.42013.42013.28532.27932.17911.0750
H71.07472.32262.40182.40183.42013.42012.92362.83472.83474.33794.3379
H82.32261.07472.40182.40183.42013.42012.92362.83472.83474.33794.3379
H92.25872.25871.07813.17682.27933.28532.83472.83474.18092.72594.3185
H102.25872.25873.17681.07813.28532.27932.83472.83474.18094.31852.7259
H113.43253.43252.29563.31681.07502.17914.33794.33792.72594.31852.6833
H123.43253.43253.31682.29562.17911.07504.33794.33794.31852.72592.6833

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.437 C1 C2 C4 61.437
C1 C2 H8 133.276 C1 C3 C2 57.127
C1 C3 C5 108.544 C1 C3 H9 120.097
C1 C4 C2 57.127 C1 C4 C6 108.544
C1 C4 H10 120.097 C2 C1 C3 61.437
C2 C1 C4 61.437 C2 C1 H7 133.276
C2 C3 C5 108.544 C2 C3 H9 120.097
C2 C4 C6 108.544 C2 C4 H10 120.097
C3 C1 C4 89.536 C3 C1 H7 135.224
C3 C2 C4 89.536 C3 C2 H8 135.224
C3 C5 C6 105.465 C3 C5 H11 125.831
C4 C1 H7 135.224 C4 C2 H8 135.224
C4 C6 C5 105.465 C4 C6 H12 125.831
C5 C3 H9 123.952 C5 C6 H12 128.704
C6 C4 H10 123.952 C6 C5 H11 128.704
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability