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All results from a given calculation for C6H6 (Benzene)

using model chemistry: MP2/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-231.746626
Energy at 298.15K-231.752883
HF Energy-230.781460
Nuclear repulsion energy203.604246
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/daug-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 A1g 3230 3230 0.00 417.85 0.08 0.16
2 A1g 1011 1011 0.00 89.96 0.03 0.06
3 A2g 1359 1359 0.00 0.00 0.71 0.83
4 A2u 686 686 109.89 0.00 0.69 0.82
5 B1u 3193 3193 0.00 0.00 0.75 0.86
6 B1u 1019 1019 0.00 0.00 0.59 0.74
7 B2g 989 989 0.00 0.00 0.75 0.86
8 B2g 684 684 0.00 0.00 0.75 0.86
9 B2u 1458 1458 0.00 0.00 0.75 0.86
10 B2u 1162 1162 0.00 0.00 0.73 0.84
11 E1g 852 852 0.00 0.96 0.75 0.86
11 E1g 852 852 0.00 0.96 0.75 0.86
12 E1u 3220 3220 23.53 0.00 0.11 0.19
12 E1u 3220 3220 23.53 0.00 0.11 0.19
13 E1u 1502 1502 6.01 0.00 0.75 0.86
13 E1u 1502 1502 6.01 0.00 0.75 0.86
14 E1u 1058 1058 4.90 0.00 0.73 0.84
14 E1u 1058 1058 4.90 0.00 0.53 0.70
15 E2g 3204 3204 0.00 121.30 0.75 0.86
15 E2g 3204 3204 0.00 121.30 0.75 0.86
16 E2g 1629 1629 0.00 11.93 0.75 0.86
16 E2g 1629 1629 0.00 11.93 0.75 0.86
17 E2g 1191 1191 0.00 5.65 0.75 0.86
17 E2g 1191 1191 0.00 5.65 0.75 0.86
18 E2g 605 605 0.00 2.46 0.75 0.86
18 E2g 605 605 0.00 2.46 0.75 0.86
19 E2u 977 977 0.00 0.00 0.62 0.76
19 E2u 977 977 0.00 0.00 0.50 0.67
20 E2u 404 404 0.00 0.00 0.68 0.81
20 E2u 404 404 0.00 0.00 0.73 0.84

Unscaled Zero Point Vibrational Energy (zpe) 22036.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22036.2 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 MP2/daug-cc-pVTZ
ABC
0.19041 0.19041 0.09521

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/daug-cc-pVTZ

Point Group is D6h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.394 0.000
C2 1.208 0.697 0.000
C3 1.208 -0.697 0.000
C4 0.000 -1.394 0.000
C5 -1.208 -0.697 0.000
C6 -1.208 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
C11.39432.41502.78862.41501.39431.08232.15053.39573.87093.39572.1505
C21.39431.39432.41502.78862.41502.15051.08232.15053.39573.87093.3957
C32.41501.39431.39432.41502.78863.39572.15051.08232.15053.39573.8709
C42.78862.41501.39431.39432.41503.87093.39572.15051.08232.15053.3957
C52.41502.78862.41501.39431.39433.39573.87093.39572.15051.08232.1505
C61.39432.41502.78862.41501.39432.15053.39573.87093.39572.15051.0823
H71.08232.15053.39573.87093.39572.15052.47664.28974.95334.28972.4766
H82.15051.08232.15053.39573.87093.39572.47662.47664.28974.95334.2897
H93.39572.15051.08232.15053.39573.87094.28972.47662.47664.28974.9533
H103.87093.39572.15051.08232.15053.39574.95334.28972.47662.47664.2897
H113.39573.87093.39572.15051.08232.15054.28974.95334.28972.47662.4766
H122.15053.39573.87093.39572.15051.08232.47664.28974.95334.28972.4766

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