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All results from a given calculation for C6H6 (Dewar Benzene)

using model chemistry: B2PLYP=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-232.009148
Energy at 298.15K 
HF Energy-231.665704
Nuclear repulsion energy209.344403
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 B2PLYP=FULL/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 A1 3233 3090 8.14 300.06 0.04 0.07
2 A1 3133 2994 28.46 157.83 0.11 0.20
3 A1 1613 1542 0.08 32.71 0.04 0.07
4 A1 1182 1130 4.45 24.19 0.14 0.25
5 A1 1042 996 2.49 9.15 0.70 0.82
6 A1 953 911 6.49 11.52 0.21 0.35
7 A1 869 830 0.40 4.76 0.69 0.82
8 A1 821 785 72.57 4.87 0.03 0.06
9 A1 392 375 4.49 7.69 0.59 0.74
10 A2 3198 3056 0.00 172.49 0.75 0.86
11 A2 1299 1242 0.00 4.27 0.75 0.86
12 A2 1210 1156 0.00 11.29 0.75 0.86
13 A2 964 922 0.00 0.23 0.75 0.86
14 A2 938 896 0.00 1.24 0.75 0.86
15 A2 793 758 0.00 2.42 0.75 0.86
16 A2 339 324 0.00 1.64 0.75 0.86
17 B1 3230 3087 38.63 72.73 0.75 0.86
18 B1 1588 1518 10.76 1.10 0.75 0.86
19 B1 1214 1161 2.30 1.43 0.75 0.86
20 B1 1109 1060 0.34 0.00 0.75 0.86
21 B1 1007 963 0.33 6.78 0.75 0.86
22 B1 727 695 45.15 2.80 0.75 0.86
23 B2 3200 3058 25.67 45.86 0.75 0.86
24 B2 3126 2988 14.89 121.68 0.75 0.86
25 B2 1311 1253 36.23 0.02 0.75 0.86
26 B2 1171 1119 6.80 0.52 0.75 0.86
27 B2 968 926 3.94 0.67 0.75 0.86
28 B2 940 898 5.63 0.24 0.75 0.86
29 B2 840 803 10.33 0.92 0.75 0.86
30 B2 491 469 5.17 3.78 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 21450.4 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 20502.3 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 B2PLYP=FULL/cc-pVTZ
ABC
0.26270 0.15019 0.11704

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.786 0.523
C2 0.000 -0.786 0.523
H3 0.000 1.348 1.451
H4 0.000 -1.348 1.451
C5 -1.298 0.668 -0.264
C6 1.298 0.668 -0.264
C7 1.298 -0.668 -0.264
C8 -1.298 -0.668 -0.264
H9 -1.940 1.413 -0.709
H10 1.940 1.413 -0.709
H11 1.940 -1.413 -0.709
H12 -1.940 -1.413 -0.709

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 C7 C8 H9 H10 H11 H12
C11.57191.08532.32741.52261.52262.10242.10242.38212.38213.18053.1805
C21.57192.32741.08532.10242.10241.52261.52263.18053.18052.38212.3821
H31.08532.32742.69692.25612.25612.94882.94882.90412.90414.00674.0067
H42.32741.08532.69692.94882.94882.25612.25614.00674.00672.90412.9041
C51.52262.10242.25612.94882.59612.92021.33701.07883.35233.87502.2229
C61.52262.10242.25612.94882.59611.33702.92023.35231.07882.22293.8750
C72.10241.52262.94882.25612.92021.33702.59613.87502.22291.07883.3523
C82.10241.52262.94882.25611.33702.92022.59612.22293.87503.35231.0788
H92.38213.18052.90414.00671.07883.35233.87502.22293.88054.80012.8254
H102.38213.18052.90414.00673.35231.07882.22293.87503.88052.82544.8001
H113.18052.38214.00672.90413.87502.22291.07883.35234.80012.82543.8805
H123.18052.38214.00672.90412.22293.87503.35231.07882.82544.80013.8805

picture of Dewar Benzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 121.218 C1 C2 H7 85.577
C1 C2 H8 85.577 C1 C5 H8 94.423
C1 C5 H9 131.858 C1 C6 H7 94.423
C1 C6 H10 131.858 C2 C1 C3 121.218
C2 C1 C5 85.577 C2 C1 C6 85.577
C2 H7 C6 94.423 C2 H7 H11 131.858
C2 H8 C5 94.423 C2 H8 H12 131.858
C3 C1 C5 118.824 C3 C1 C6 118.824
C4 C2 H7 118.824 C4 C2 H8 118.824
C5 C1 C6 116.968 C5 H8 H12 133.618
C6 H7 H11 133.618 H7 C6 H10 133.618
H8 C5 H9 133.618
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability