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All results from a given calculation for C6H6 (Benzene)

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D6H 1A1g
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-231.593390
Energy at 298.15K 
HF Energy-230.772660
Nuclear repulsion energy203.689855
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/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1g 3248 3078 0.00 403.82 0.11 0.19
2 A1g 1016 964 0.00 66.65 0.06 0.11
3 A2g 1377 1305 0.00 0.00 0.68 0.81
4 A2u 633 600 122.68 0.00 0.00 0.00
5 B1u 3211 3044 0.00 0.00 0.64 0.78
6 B1u 996 944 0.00 0.00 0.00 0.00
7 B2g 797 756 0.00 0.00 0.75 0.86
8 B2g 2139i 2028i 0.00 0.00 0.75 0.86
9 B2u 1435 1361 0.00 0.00 0.75 0.86
10 B2u 1185 1124 0.00 0.00 0.75 0.86
11 E1g 723 686 0.00 0.02 0.75 0.86
11 E1g 723 686 0.00 0.02 0.75 0.86
12 E1u 3237 3069 30.49 0.00 0.45 0.62
12 E1u 3237 3069 30.49 0.00 0.73 0.84
13 E1u 1518 1439 7.47 0.00 0.75 0.86
13 E1u 1518 1439 7.47 0.00 0.75 0.86
14 E1u 1066 1011 4.99 0.00 0.75 0.86
14 E1u 1066 1011 4.99 0.00 0.75 0.86
15 E2g 3222 3054 0.00 121.02 0.75 0.86
15 E2g 3222 3054 0.00 121.02 0.75 0.86
16 E2g 1644 1558 0.00 9.27 0.75 0.86
16 E2g 1644 1558 0.00 9.27 0.75 0.86
17 E2g 1209 1146 0.00 5.71 0.75 0.86
17 E2g 1209 1146 0.00 5.71 0.75 0.86
18 E2g 613 581 0.00 4.59 0.75 0.86
18 E2g 613 581 0.00 4.59 0.75 0.86
19 E2u 563 534 0.00 0.00 0.00 0.00
19 E2u 563 534 0.00 0.00 0.00 0.00
20 E2u 360i 341i 0.00 0.00 0.00 0.00
20 E2u 360i 341i 0.00 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 19315.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 18308.9 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/TZVP
ABC
0.19060 0.19060 0.09530

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is D6h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.393 0.000
C2 1.207 0.697 0.000
C3 1.207 -0.697 0.000
C4 0.000 -1.393 0.000
C5 -1.207 -0.697 0.000
C6 -1.207 0.697 0.000
H7 0.000 2.477 0.000
H8 2.145 1.238 0.000
H9 2.145 -1.238 0.000
H10 0.000 -2.477 0.000
H11 -2.145 -1.238 0.000
H12 -2.145 1.238 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.39342.41352.78692.41351.39341.08322.15043.39503.87003.39502.1504
C21.39341.39342.41352.78692.41352.15041.08322.15043.39503.87003.3950
C32.41351.39341.39342.41352.78693.39502.15041.08322.15043.39503.8700
C42.78692.41351.39341.39342.41353.87003.39502.15041.08322.15043.3950
C52.41352.78692.41351.39341.39343.39503.87003.39502.15041.08322.1504
C61.39342.41352.78692.41351.39342.15043.39503.87003.39502.15041.0832
H71.08322.15043.39503.87003.39502.15042.47664.28964.95324.28962.4766
H82.15041.08322.15043.39503.87003.39502.47662.47664.28964.95324.2896
H93.39502.15041.08322.15043.39503.87004.28962.47662.47664.28964.9532
H103.87003.39502.15041.08322.15043.39504.95324.28962.47662.47664.2896
H113.39503.87003.39502.15041.08322.15044.28964.95324.28962.47662.4766
H122.15043.39503.87003.39502.15041.08322.47664.28964.95324.28962.4766

picture of Benzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.000 C1 C2 H8 120.000
C1 C6 C5 120.000 C1 C6 H12 120.000
C2 C1 C6 120.000 C2 C1 H7 120.000
C2 C3 C4 120.000 C2 C3 H9 120.000
C3 C2 H8 120.000 C3 C4 C5 120.000
C3 C4 H10 120.000 C4 C3 H9 120.000
C4 C5 C6 120.000 C4 C5 H11 120.000
C5 C4 H10 120.000 C5 C6 H12 120.000
C6 C1 H7 120.000 C6 C5 H11 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability