return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H6 (Fulvene)

using model chemistry: M06-2X/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 M06-2X/6-31G*
 hartrees
Energy at 0K-232.078147
Energy at 298.15K-232.083892
HF Energy-232.078147
Nuclear repulsion energy200.903386
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 M06-2X/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 3287 3113 6.80      
2 A1 3263 3090 1.95      
3 A1 3189 3020 2.85      
4 A1 1759 1666 6.75      
5 A1 1593 1508 30.85      
6 A1 1480 1401 0.34      
7 A1 1393 1319 25.23      
8 A1 1115 1056 1.45      
9 A1 1020 966 3.67      
10 A1 923 874 9.05      
11 A1 678 642 0.04      
12 A2 976 924 0.00      
13 A2 806 763 0.00      
14 A2 711 673 0.00      
15 A2 501 475 0.00      
16 B1 991 939 40.19      
17 B1 962 911 4.13      
18 B1 814 771 51.68      
19 B1 640 606 25.76      
20 B1 201 190 3.05      
21 B2 3278 3105 12.65      
22 B2 3275 3102 6.47      
23 B2 3257 3085 0.32      
24 B2 1676 1587 0.09      
25 B2 1370 1298 0.04      
26 B2 1269 1202 0.06      
27 B2 1119 1060 7.79      
28 B2 975 924 1.95      
29 B2 807 764 1.81      
30 B2 336 318 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 21830.2 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 20673.2 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 M06-2X/6-31G*
ABC
0.27359 0.12757 0.08700

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.759
C2 0.000 0.000 2.097
C3 0.000 1.179 -0.127
C4 0.000 -1.179 -0.127
C5 0.000 0.738 -1.400
C6 0.000 -0.738 -1.400
H7 0.000 0.927 2.664
H8 0.000 -0.927 2.664
H9 0.000 2.203 0.222
H10 0.000 -2.203 0.222
H11 0.000 1.350 -2.295
H12 0.000 -1.350 -2.295

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.33811.47451.47452.28222.28222.11832.11832.26792.26793.33883.3388
C21.33812.51712.51713.57463.57461.08621.08622.89332.89334.59474.5947
C31.47452.51712.35731.34742.30142.80223.49591.08263.40012.17453.3306
C41.47452.51712.35732.30141.34743.49592.80223.40011.08263.33062.1745
C52.28223.57461.34742.30141.47674.06874.39222.18613.35961.08352.2718
C62.28223.57462.30141.34741.47674.39224.06873.35962.18612.27181.0835
H72.11831.08622.80223.49594.06874.39221.85322.75553.96994.97675.4563
H82.11831.08623.49592.80224.39224.06871.85323.96992.75555.45634.9767
H92.26792.89331.08263.40012.18613.35962.75553.96994.40692.65764.3544
H102.26792.89333.40011.08263.35962.18613.96992.75554.40694.35442.6576
H113.33884.59472.17453.33061.08352.27184.97675.45632.65764.35442.6999
H123.33884.59473.33062.17452.27181.08355.45634.97674.35442.65762.6999

picture of Fulvene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H7 121.453 C1 C2 H8 121.453
C1 C3 C5 107.859 C1 C3 H9 124.259
C1 C4 C6 107.859 C1 C4 H10 124.259
C2 C1 C3 126.931 C2 C1 C4 126.931
C3 C1 C4 106.137 C3 C5 C6 109.073
C3 C5 H11 126.560 C4 C6 C5 109.073
C4 C6 H12 126.560 C5 C3 H9 127.883
C5 C6 H12 124.367 C6 C4 H10 127.883
C6 C5 H11 124.367 H7 C2 H8 117.094
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.119      
2 C -0.422      
3 C -0.168      
4 C -0.168      
5 C -0.184      
6 C -0.184      
7 H 0.176      
8 H 0.176      
9 H 0.163      
10 H 0.163      
11 H 0.164      
12 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.567 0.567
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.136 0.000 0.000
y 0.000 -32.015 0.000
z 0.000 0.000 -29.997
Traceless
 xyz
x -8.130 0.000 0.000
y 0.000 2.552 0.000
z 0.000 0.000 5.578
Polar
3z2-r211.156
x2-y2-7.121
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.169 0.000 0.000
y 0.000 8.652 0.000
z 0.000 0.000 13.822


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000