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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-231.418599
Energy at 298.15K-231.425069
HF Energy-230.581014
Nuclear repulsion energy214.865908
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3338 3119 6.77      
2 A1 3323 3105 5.41      
3 A1 3280 3065 1.68      
4 A1 1626 1519 2.53      
5 A1 1449 1354 0.03      
6 A1 1230 1149 1.32      
7 A1 1140 1065 1.67      
8 A1 1018 952 0.33      
9 A1 938 876 0.05      
10 A1 793 741 2.50      
11 A1 700 654 5.47      
12 A2 1163 1087 0.00      
13 A2 937 875 0.00      
14 A2 865 808 0.00      
15 A2 811 758 0.00      
16 A2 548 512 0.00      
17 B1 3306 3089 7.29      
18 B1 1160 1084 23.57      
19 B1 1029 961 0.00      
20 B1 783 731 80.91      
21 B1 633 591 1.27      
22 B1 526 492 11.47      
23 B2 3313 3095 3.70      
24 B2 3280 3065 19.05      
25 B2 1384 1294 4.70      
26 B2 1312 1226 2.99      
27 B2 1269 1185 0.99      
28 B2 1029 961 0.13      
29 B2 890 832 5.66      
30 B2 840 785 5.37      

Unscaled Zero Point Vibrational Energy (zpe) 21954.2 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 20514.0 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 MP2=FULL/6-31G**
ABC
0.24869 0.17731 0.13080

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.725 0.000 -1.003
C2 -0.725 0.000 -1.003
C3 0.000 1.069 -0.203
C4 0.000 -1.069 -0.203
C5 0.000 0.673 1.245
C6 0.000 -0.673 1.245
H7 1.472 0.000 -1.779
H8 -1.472 0.000 -1.779
H9 0.000 2.095 -0.544
H10 0.000 -2.095 -0.544
H11 0.000 1.349 2.085
H12 0.000 -1.349 2.085

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45061.51971.51972.45632.45631.07692.33002.26372.26373.44643.4464
C21.45061.51971.51972.45632.45632.33001.07692.26372.26373.44643.4464
C31.51971.51972.13821.50132.26502.40722.40721.08093.18212.30433.3281
C41.51971.51972.13822.26501.50132.40722.40723.18211.08093.32812.3043
C52.45632.45631.50132.26501.34513.43033.43032.28563.29531.07762.1884
C62.45632.45632.26501.50131.34513.43033.43033.29532.28562.18841.0776
H71.07692.33002.40722.40723.43033.43032.94322.84242.84244.34904.3490
H82.33001.07692.40722.40723.43033.43032.94322.84242.84244.34904.3490
H92.26372.26371.08093.18212.28563.29532.84242.84244.18942.73244.3319
H102.26372.26373.18211.08093.29532.28562.84242.84244.18944.33192.7324
H113.44643.44642.30433.32811.07762.18844.34904.34902.73244.33192.6971
H123.44643.44643.32812.30432.18841.07764.34904.34904.33192.73242.6971

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.494 C1 C2 C4 61.494
C1 C2 H8 133.870 C1 C3 C2 57.012
C1 C3 C5 108.792 C1 C3 H9 120.082
C1 C4 C2 57.012 C1 C4 C6 108.792
C1 C4 H10 120.082 C2 C1 C3 61.494
C2 C1 C4 61.494 C2 C1 H7 133.870
C2 C3 C5 108.792 C2 C3 H9 120.082
C2 C4 C6 108.792 C2 C4 H10 120.082
C3 C1 C4 89.414 C3 C1 H7 135.268
C3 C2 C4 89.414 C3 C2 H8 135.268
C3 C5 C6 105.315 C3 C5 H11 125.834
C4 C1 H7 135.268 C4 C2 H8 135.268
C4 C6 C5 105.315 C4 C6 H12 125.834
C5 C3 H9 123.719 C5 C6 H12 128.851
C6 C4 H10 123.719 C6 C5 H11 128.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability