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All results from a given calculation for C6H6 (1,2,4,5-Hexatetraene)

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 C2H 1Ag
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-231.420901
Energy at 298.15K-231.424761
HF Energy-230.592905
Nuclear repulsion energy176.016192
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 Ag 3251 3025 0.00      
2 Ag 3230 3005 0.00      
3 Ag 2070 1926 0.00      
4 Ag 1558 1449 0.00      
5 Ag 1449 1349 0.00      
6 Ag 1203 1119 0.00      
7 Ag 1066 992 0.00      
8 Ag 893 831 0.00      
9 Ag 542 504 0.00      
10 Ag 230 214 0.00      
11 Au 3315 3085 4.87      
12 Au 1047 974 2.37      
13 Au 922 858 38.30      
14 Au 484 450 5.55      
15 Au 306 284 16.66      
16 Au 64 59 0.25      
17 Bg 3315 3085 0.00      
18 Bg 1049 976 0.00      
19 Bg 896 834 0.00      
20 Bg 668 621 0.00      
21 Bg 293 272 0.00      
22 Bu 3258 3031 5.30      
23 Bu 3230 3005 12.12      
24 Bu 2082 1937 62.17      
25 Bu 1519 1414 0.06      
26 Bu 1310 1219 14.37      
27 Bu 1127 1049 1.23      
28 Bu 893 831 114.75      
29 Bu 536 498 29.68      
30 Bu 120 112 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 20960.3 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 19503.5 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
1.06046 0.04525 0.04418

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.332 0.658 0.000
C2 0.332 -0.658 0.000
C3 0.332 1.798 0.000
C4 -0.332 -1.798 0.000
C5 0.997 2.929 0.000
C6 -0.997 -2.929 0.000
H7 -1.415 0.673 0.000
H8 1.415 -0.673 0.000
H9 1.279 3.414 0.925
H10 1.279 3.414 -0.925
H11 -1.279 -3.414 0.925
H12 -1.279 -3.414 -0.925

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.47361.31892.45562.63133.64821.08312.19603.32333.32334.28144.2814
C21.47362.45561.31893.64822.63132.19601.08314.28144.28143.32333.3233
C31.31892.45563.65621.31244.91012.07702.69812.08902.08905.53265.5326
C42.45561.31893.65624.91011.31242.69812.07705.53265.53262.08902.0890
C52.63133.64821.31244.91016.18833.30213.62681.08141.08146.80206.8020
C63.64822.63134.91011.31246.18833.62683.30216.80206.80201.08141.0814
H71.08312.19602.07702.69813.30213.62683.13373.95243.95244.19274.1927
H82.19601.08312.69812.07703.62683.30213.13374.19274.19273.95243.9524
H93.32334.28142.08905.53261.08146.80203.95244.19271.84937.29107.5219
H103.32334.28142.08905.53261.08146.80203.95244.19271.84937.52197.2910
H114.28143.32335.53262.08906.80201.08144.19273.95247.29107.52191.8493
H124.28143.32335.53262.08906.80201.08144.19273.95247.52197.29101.8493

picture of 1,2,4,5-Hexatetraene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 123.042 C1 C2 H8 117.581
C1 C3 C5 179.752 C2 C1 C3 123.042
C2 C1 H7 117.581 C2 C4 C6 179.752
C3 C1 H7 119.377 C3 C5 H9 121.236
C3 C5 H10 121.236 C4 C2 H8 119.377
C4 C6 H11 121.236 C4 C6 H12 121.236
H9 C5 H10 117.527 H11 C6 H12 117.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability