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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: MP3=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3=FULL/6-31G*
 hartrees
Energy at 0K-231.397834
Energy at 298.15K-231.404335
HF Energy-230.569643
Nuclear repulsion energy214.461827
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=FULL/6-31G*
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 3308 3104 6.44      
2 A1 3299 3095 7.84      
3 A1 3254 3053 1.82      
4 A1 1677 1574 1.89      
5 A1 1468 1378 0.08      
6 A1 1239 1162 1.64      
7 A1 1153 1081 1.78      
8 A1 1022 959 0.16      
9 A1 954 895 0.01      
10 A1 797 748 2.35      
11 A1 719 674 6.80      
12 A2 1168 1096 0.00      
13 A2 942 884 0.00      
14 A2 879 824 0.00      
15 A2 832 781 0.00      
16 A2 552 518 0.00      
17 B1 3282 3079 8.12      
18 B1 1174 1102 23.66      
19 B1 1030 967 0.12      
20 B1 792 743 89.91      
21 B1 651 611 1.76      
22 B1 526 494 13.46      
23 B2 3283 3081 5.45      
24 B2 3254 3053 20.30      
25 B2 1391 1306 5.54      
26 B2 1327 1245 3.48      
27 B2 1274 1195 0.68      
28 B2 1028 964 0.05      
29 B2 889 834 6.19      
30 B2 850 798 6.65      

Unscaled Zero Point Vibrational Energy (zpe) 22005.8 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 20648.1 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=FULL/6-31G*
ABC
0.24831 0.17630 0.13019

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.725 0.000 -1.006
C2 -0.725 0.000 -1.006
C3 0.000 1.071 -0.206
C4 0.000 -1.071 -0.206
C5 0.000 0.669 1.250
C6 0.000 -0.669 1.250
H7 1.480 0.000 -1.780
H8 -1.480 0.000 -1.780
H9 0.000 2.103 -0.544
H10 0.000 -2.103 -0.544
H11 0.000 1.351 2.091
H12 0.000 -1.351 2.091

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.44911.52051.52052.46212.46211.08182.33632.27142.27143.45553.4555
C21.44911.52051.52052.46212.46212.33631.08182.27142.27143.45553.4555
C31.52051.52052.14251.51092.26942.41142.41141.08543.19192.31433.3382
C41.52051.52052.14252.26941.51092.41142.41143.19191.08543.33822.3143
C52.46212.46211.51092.26941.33843.43833.43832.29683.30201.08242.1880
C62.46212.46212.26941.51091.33843.43833.43833.30202.29682.18801.0824
H71.08182.33632.41142.41143.43833.43832.95922.85282.85284.35924.3592
H82.33631.08182.41142.41143.43833.43832.95922.85282.85284.35924.3592
H92.27142.27141.08543.19192.29683.30202.85282.85284.20532.74064.3441
H102.27142.27143.19191.08543.30202.29682.85282.85284.20534.34412.7406
H113.45553.45552.31433.33821.08242.18804.35924.35922.74064.34412.7014
H123.45553.45553.33822.31432.18801.08244.35924.35924.34412.74062.7014

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.542 C1 C2 C4 61.542
C1 C2 H8 134.265 C1 C3 C2 56.917
C1 C3 C5 108.629 C1 C3 H9 120.375
C1 C4 C2 56.917 C1 C4 C6 108.629
C1 C4 H10 120.375 C2 C1 C3 61.542
C2 C1 C4 61.542 C2 C1 H7 134.265
C2 C3 C5 108.629 C2 C3 H9 120.375
C2 C4 C6 108.629 C2 C4 H10 120.375
C3 C1 C4 89.586 C3 C1 H7 135.169
C3 C2 C4 89.586 C3 C2 H8 135.169
C3 C5 C6 105.433 C3 C5 H11 125.544
C4 C1 H7 135.169 C4 C2 H8 135.169
C4 C6 C5 105.433 C4 C6 H12 125.544
C5 C3 H9 123.583 C5 C6 H12 129.023
C6 C4 H10 123.583 C6 C5 H11 129.023
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability