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All results from a given calculation for C6H6 (Benzene)

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D6H 1A1g
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-231.536885
Energy at 298.15K-231.543095
HF Energy-230.713242
Nuclear repulsion energy203.557540
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 MP3/6-31+G**
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 3305 3075 0.00      
2 A1g 1041 969 0.00      
3 A2g 1415 1316 0.00      
4 A2u 698 650 88.16      
5 B1u 3268 3041 0.00      
6 B1u 1028 956 0.00      
7 B2g 935 870 0.00      
8 B2g 540 502 0.00      
9 B2u 1335 1242 0.00      
10 B2u 1193 1110 0.00      
11 E1g 868 808 0.00      
11 E1g 868 808 0.00      
12 E1u 3294 3065 42.04      
12 E1u 3294 3065 42.04      
13 E1u 1566 1457 7.85      
13 E1u 1566 1457 7.85      
14 E1u 1092 1016 3.06      
14 E1u 1092 1016 3.06      
15 E2g 3278 3050 0.00      
15 E2g 3278 3050 0.00      
16 E2g 1705 1587 0.00      
16 E2g 1705 1587 0.00      
17 E2g 1233 1148 0.00      
17 E2g 1233 1148 0.00      
18 E2g 627 583 0.00      
18 E2g 627 583 0.00      
19 E2u 942 876 0.00      
19 E2u 942 876 0.00      
20 E2u 401 373 0.00      
20 E2u 401 373 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 22383.6 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 20827.9 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 MP3/6-31+G**
ABC
0.19027 0.19027 0.09514

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is D6h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.396 0.000
C2 1.209 0.698 0.000
C3 1.209 -0.698 0.000
C4 0.000 -1.396 0.000
C5 -1.209 -0.698 0.000
C6 -1.209 0.698 0.000
H7 0.000 2.478 0.000
H8 2.146 1.239 0.000
H9 2.146 -1.239 0.000
H10 0.000 -2.478 0.000
H11 -2.146 -1.239 0.000
H12 -2.146 1.239 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.39642.41872.79292.41871.39641.08112.15143.39823.87403.39822.1514
C21.39641.39642.41872.79292.41872.15141.08112.15143.39823.87403.3982
C32.41871.39641.39642.41872.79293.39822.15141.08112.15143.39823.8740
C42.79292.41871.39641.39642.41873.87403.39822.15141.08112.15143.3982
C52.41872.79292.41871.39641.39643.39823.87403.39822.15141.08112.1514
C61.39642.41872.79292.41871.39642.15143.39823.87403.39822.15141.0811
H71.08112.15143.39823.87403.39822.15142.47754.29124.95514.29122.4775
H82.15141.08112.15143.39823.87403.39822.47752.47754.29124.95514.2912
H93.39822.15141.08112.15143.39823.87404.29122.47752.47754.29124.9551
H103.87403.39822.15141.08112.15143.39824.95514.29122.47752.47754.2912
H113.39823.87403.39822.15141.08112.15144.29124.95514.29122.47752.4775
H122.15143.39823.87403.39822.15141.08112.47754.29124.95514.29122.4775

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