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All results from a given calculation for C6H6 (Benzene)

using model chemistry: MP2=FULL/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=FULL/daug-cc-pVTZ
 hartrees
Energy at 0K-231.859649
Energy at 298.15K-231.865966
HF Energy-230.782238
Nuclear repulsion energy204.380332
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=FULL/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 3232 3232 0.00 413.60 0.08 0.16
2 A1g 1023 1023 0.00 87.50 0.03 0.06
3 A2g 1368 1368 0.00 0.00 0.75 0.86
4 A2u 699 699 109.66 0.00 0.63 0.77
5 B1u 3185 3185 0.00 0.00 0.74 0.85
6 B1u 1025 1025 0.00 0.00 0.09 0.16
7 B2g 1036 1036 0.00 0.00 0.75 0.86
8 B2g 712 712 0.00 0.00 0.75 0.86
9 B2u 1467 1467 0.00 0.00 0.75 0.86
10 B2u 1158 1158 0.00 0.00 0.53 0.69
11 E1g 872 872 0.00 0.99 0.75 0.86
11 E1g 872 872 0.00 0.99 0.75 0.86
12 E1u 3215 3215 23.11 0.00 0.24 0.38
12 E1u 3215 3215 23.11 0.00 0.11 0.20
13 E1u 1511 1511 6.21 0.00 0.75 0.86
13 E1u 1511 1511 6.21 0.00 0.75 0.86
14 E1u 1064 1064 5.09 0.00 0.75 0.86
14 E1u 1064 1064 5.09 0.00 0.75 0.86
15 E2g 3195 3195 0.00 119.15 0.75 0.86
15 E2g 3195 3195 0.00 119.15 0.75 0.86
16 E2g 1632 1632 0.00 11.63 0.75 0.86
16 E2g 1632 1632 0.00 11.63 0.75 0.86
17 E2g 1188 1188 0.00 5.75 0.75 0.86
17 E2g 1188 1188 0.00 5.75 0.75 0.86
18 E2g 602 602 0.00 2.33 0.75 0.86
18 E2g 602 602 0.00 2.33 0.75 0.86
19 E2u 1006 1006 0.00 0.00 0.75 0.86
19 E2u 1006 1006 0.00 0.00 0.72 0.84
20 E2u 409 409 0.00 0.00 0.75 0.86
20 E2u 409 409 0.00 0.00 0.73 0.85

Unscaled Zero Point Vibrational Energy (zpe) 22145.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22145.7 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 MP2=FULL/daug-cc-pVTZ
ABC
0.19189 0.19189 0.09594

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

Point Group is D6h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.389 0.000
C2 1.203 0.694 0.000
C3 1.203 -0.694 0.000
C4 0.000 -1.389 0.000
C5 -1.203 -0.694 0.000
C6 -1.203 0.694 0.000
H7 0.000 2.468 0.000
H8 2.137 1.234 0.000
H9 2.137 -1.234 0.000
H10 0.000 -2.468 0.000
H11 -2.137 -1.234 0.000
H12 -2.137 1.234 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.38882.40552.77762.40551.38881.07922.14293.38343.85683.38342.1429
C21.38881.38882.40552.77762.40552.14291.07922.14293.38343.85683.3834
C32.40551.38881.38882.40552.77763.38342.14291.07922.14293.38343.8568
C42.77762.40551.38881.38882.40553.85683.38342.14291.07922.14293.3834
C52.40552.77762.40551.38881.38883.38343.85683.38342.14291.07922.1429
C61.38882.40552.77762.40551.38882.14293.38343.85683.38342.14291.0792
H71.07922.14293.38343.85683.38342.14292.46804.27474.93604.27472.4680
H82.14291.07922.14293.38343.85683.38342.46802.46804.27474.93604.2747
H93.38342.14291.07922.14293.38343.85684.27472.46802.46804.27474.9360
H103.85683.38342.14291.07922.14293.38344.93604.27472.46802.46804.2747
H113.38343.85683.38342.14291.07922.14294.27474.93604.27472.46802.4680
H122.14293.38343.85683.38342.14291.07922.46804.27474.93604.27472.4680

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