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All results from a given calculation for C6H6 (1,2,4,5-Hexatetraene)

using model chemistry: mPW1PW91/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-232.145278
Energy at 298.15K-232.149319
HF Energy-232.145278
Nuclear repulsion energy177.287496
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 mPW1PW91/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 Ag 3161 3028 0.00      
2 Ag 3134 3003 0.00      
3 Ag 2043 1957 0.00      
4 Ag 1509 1446 0.00      
5 Ag 1397 1338 0.00      
6 Ag 1177 1127 0.00      
7 Ag 1046 1002 0.00      
8 Ag 890 852 0.00      
9 Ag 544 522 0.00      
10 Ag 235 225 0.00      
11 Au 3209 3074 1.57      
12 Au 1010 968 1.72      
13 Au 930 891 36.65      
14 Au 492 472 2.77      
15 Au 360 345 13.55      
16 Au 84 81 0.64      
17 Bg 3209 3074 0.00      
18 Bg 1012 969 0.00      
19 Bg 900 863 0.00      
20 Bg 684 655 0.00      
21 Bg 323 309 0.00      
22 Bu 3170 3037 3.28      
23 Bu 3134 3003 13.53      
24 Bu 2066 1979 154.12      
25 Bu 1458 1397 1.37      
26 Bu 1267 1214 16.32      
27 Bu 1117 1071 2.55      
28 Bu 890 853 100.01      
29 Bu 553 530 35.45      
30 Bu 123 118 1.06      

Unscaled Zero Point Vibrational Energy (zpe) 20563.3 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 19701.7 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 mPW1PW91/aug-cc-pVTZ
ABC
1.09085 0.04582 0.04478

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.324 0.653 0.000
C2 0.324 -0.653 0.000
C3 0.324 1.789 0.000
C4 -0.324 -1.789 0.000
C5 0.967 2.915 0.000
C6 -0.967 -2.915 0.000
H7 -1.409 0.671 0.000
H8 1.409 -0.671 0.000
H9 1.245 3.406 0.926
H10 1.245 3.406 -0.926
H11 -1.245 -3.406 0.926
H12 -1.245 -3.406 -0.926

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.45831.30722.44212.60443.62621.08492.18073.30103.30104.26434.2643
C21.45832.44211.30723.62622.60442.18071.08494.26434.26433.30103.3010
C31.30722.44213.63581.29724.87812.06162.68862.07892.07895.50505.5050
C42.44211.30723.63584.87811.29722.68862.06165.50505.50502.07892.0789
C52.60443.62621.29724.87816.14313.26793.61371.08421.08426.76106.7610
C63.62622.60444.87811.29726.14313.61373.26796.76106.76101.08421.0842
H71.08492.18072.06162.68863.26793.61373.12053.92163.92164.18424.1842
H82.18071.08492.68862.06163.61373.26793.12054.18424.18423.92163.9216
H93.30104.26432.07895.50501.08426.76103.92164.18421.85177.25307.4857
H103.30104.26432.07895.50501.08426.76103.92164.18421.85177.48577.2530
H114.26433.30105.50502.07896.76101.08424.18423.92167.25307.48571.8517
H124.26433.30105.50502.07896.76101.08424.18423.92167.48577.25301.8517

picture of 1,2,4,5-Hexatetraene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 123.940 C1 C2 H8 117.308
C1 C3 C5 179.980 C2 C1 C3 123.940
C2 C1 H7 117.308 C2 C4 C6 179.980
C3 C1 H7 118.753 C3 C5 H9 121.352
C3 C5 H10 121.352 C4 C2 H8 118.753
C4 C6 H11 121.352 C4 C6 H12 121.352
H9 C5 H10 117.296 H11 C6 H12 117.296
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.570      
2 C -0.570      
3 C 0.917      
4 C 0.917      
5 C -0.834      
6 C -0.834      
7 H -0.018      
8 H -0.018      
9 H 0.253      
10 H 0.253      
11 H 0.253      
12 H 0.253      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.974 3.412 0.000
y 3.412 -31.226 0.000
z 0.000 0.000 -36.341
Traceless
 xyz
x -1.191 3.412 0.000
y 3.412 4.431 0.000
z 0.000 0.000 -3.241
Polar
3z2-r2-6.481
x2-y2-3.748
xy3.412
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.247 5.392 0.000
y 5.392 21.583 0.000
z 0.000 0.000 7.465


<r2> (average value of r2) Å2
<r2> 241.504
(<r2>)1/2 15.540