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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: QCISD(T)=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 QCISD(T)=FULL/6-31+G**
 hartrees
Energy at 0K-231.506356
Energy at 298.15K-231.512758
HF Energy-230.586540
Nuclear repulsion energy213.753072
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 QCISD(T)=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 3296 3296        
2 A1 3283 3283        
3 A1 3241 3241        
4 A1 1605 1605        
5 A1 1427 1427        
6 A1 1204 1204        
7 A1 1125 1125        
8 A1 1000 1000        
9 A1 922 922        
10 A1 780 780        
11 A1 690 690        
12 A2 1150 1150        
13 A2 930 930        
14 A2 858 858        
15 A2 795 795        
16 A2 537 537        
17 B1 3265 3265        
18 B1 1144 1144        
19 B1 1014 1014        
20 B1 764 764        
21 B1 628 628        
22 B1 513 513        
23 B2 3271 3271        
24 B2 3241 3241        
25 B2 1366 1366        
26 B2 1296 1296        
27 B2 1247 1247        
28 B2 1008 1008        
29 B2 871 871        
30 B2 829 829        

Unscaled Zero Point Vibrational Energy (zpe) 21650.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21650.1 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 QCISD(T)=FULL/6-31+G**
ABC
0.24591 0.17548 0.12943

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.730 0.000 -1.007
C2 -0.730 0.000 -1.007
C3 0.000 1.076 -0.206
C4 0.000 -1.076 -0.206
C5 0.000 0.676 1.253
C6 0.000 -0.676 1.253
H7 1.477 0.000 -1.786
H8 -1.477 0.000 -1.786
H9 0.000 2.105 -0.543
H10 0.000 -2.105 -0.543
H11 0.000 1.355 2.093
H12 0.000 -1.355 2.093

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45991.52691.52692.46912.46911.07922.34062.27562.27563.46093.4609
C21.45991.52691.52692.46912.46912.34061.07922.27562.27563.46093.4609
C31.52691.52692.15161.51302.27962.41542.41541.08303.19852.31583.3458
C41.52691.52692.15162.27961.51302.41542.41543.19851.08303.34582.3158
C52.46912.46911.51302.27961.35143.44543.44542.29553.31041.08032.1976
C62.46912.46912.27961.51301.35143.44543.44543.31042.29552.19761.0803
H71.07922.34062.41542.41543.44543.44542.95472.85592.85594.36574.3657
H82.34061.07922.41542.41543.44543.44542.95472.85592.85594.36574.3657
H92.27562.27561.08303.19852.29553.31042.85592.85594.20982.74074.3499
H102.27562.27563.19851.08303.31042.29552.85592.85594.20984.34992.7407
H113.46093.46092.31583.34581.08032.19764.36574.36572.74074.34992.7103
H123.46093.46093.34582.31582.19761.08034.36574.36574.34992.74072.7103

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 133.835 C1 C3 C2 57.118
C1 C3 C5 108.632 C1 C3 H9 120.413
C1 C4 C2 57.118 C1 C4 C6 108.632
C1 C4 H10 120.413 C2 C1 C3 61.441
C2 C1 C4 61.441 C2 C1 H7 133.835
C2 C3 C5 108.632 C2 C3 H9 120.413
C2 C4 C6 108.632 C2 C4 H10 120.413
C3 C1 C4 89.586 C3 C1 H7 135.188
C3 C2 C4 89.586 C3 C2 H8 135.188
C3 C5 C6 105.333 C3 C5 H11 125.691
C4 C1 H7 135.188 C4 C2 H8 135.188
C4 C6 C5 105.333 C4 C6 H12 125.691
C5 C3 H9 123.474 C5 C6 H12 128.975
C6 C4 H10 123.474 C6 C5 H11 128.975
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability