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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: MP2/CEP-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 MP2/CEP-31G
 hartrees
Energy at 0K-43.419226
Energy at 298.15K-43.428414
Nuclear repulsion energy143.760860
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/CEP-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 3224 3115 12.13      
2 A1 3128 3023 16.95      
3 A1 3066 2963 58.34      
4 A1 1548 1496 1.28      
5 A1 1525 1474 1.36      
6 A1 1225 1184 2.74      
7 A1 1117 1079 0.70      
8 A1 931 900 4.31      
9 A1 872 842 22.21      
10 A1 774 748 1.56      
11 A1 721 697 87.01      
12 A1 421 407 8.95      
13 A2 3182 3075 0.00      
14 A2 1284 1241 0.00      
15 A2 1270 1227 0.00      
16 A2 1132 1094 0.00      
17 A2 914 884 0.00      
18 A2 872 842 0.00      
19 A2 705 681 0.00      
20 A2 432 418 0.00      
21 B1 3220 3112 40.53      
22 B1 3155 3048 52.85      
23 B1 1511 1460 7.43      
24 B1 1218 1177 1.08      
25 B1 1090 1053 3.86      
26 B1 1045 1010 0.50      
27 B1 904 874 3.49      
28 B1 682 659 57.25      
29 B1 510 493 8.22      
30 B2 3185 3077 27.35      
31 B2 3115 3010 76.63      
32 B2 1345 1300 18.67      
33 B2 1290 1247 2.15      
34 B2 1139 1101 0.86      
35 B2 953 921 0.03      
36 B2 882 853 0.35      
37 B2 860 831 2.80      
38 B2 790 764 8.73      
39 B2 539 521 0.91      

Unscaled Zero Point Vibrational Energy (zpe) 27887.6 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 26947.8 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/CEP-31G
ABC
0.13523 0.11422 0.09997

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.388
C2 0.000 1.156 0.276
C3 0.000 -1.156 0.276
C4 1.277 0.697 -0.533
C5 1.277 -0.697 -0.533
C6 -1.277 0.697 -0.533
C7 -1.277 -0.697 -0.533
H8 -0.918 0.000 2.013
H9 0.918 0.000 2.013
H10 0.000 2.207 0.624
H11 0.000 -2.207 0.624
H12 1.981 1.376 -1.031
H13 1.981 -1.376 -1.031
H14 -1.981 1.376 -1.031
H15 -1.981 -1.376 -1.031

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.60391.60392.40992.40992.40992.40991.11061.11062.33562.33563.41673.41673.41673.4167
C21.60392.31131.57952.39141.57952.39142.27912.27911.10743.38062.38393.47062.38393.4706
C31.60392.31132.39141.57952.39141.57952.27912.27913.38061.10743.47062.38393.47062.3839
C42.40991.57952.39141.39482.55372.90983.43302.66352.29083.37701.09792.24603.36513.8940
C52.40992.39141.57951.39482.90982.55373.43302.66353.37702.29082.24601.09793.89403.3651
C62.40991.57952.39142.55372.90981.39482.66353.43302.29083.37703.36513.89401.09792.2460
C72.40992.39141.57952.90982.55371.39482.66353.43303.37702.29083.89403.36512.24601.0979
H81.11062.27912.27913.43303.43302.66352.66351.83702.76452.76454.42354.42353.50563.5056
H91.11062.27912.27912.66352.66353.43303.43301.83702.76452.76453.50563.50564.42354.4235
H102.33561.10743.38062.29083.37702.29083.37702.76452.76454.41402.71214.41642.71214.4164
H112.33563.38061.10743.37702.29083.37702.29082.76452.76454.41404.41642.71214.41642.7121
H123.41672.38393.47061.09792.24603.36513.89404.42353.50562.71214.41642.75243.96234.8245
H133.41673.47062.38392.24601.09793.89403.36514.42353.50564.41642.71212.75244.82453.9623
H143.41672.38393.47063.36513.89401.09792.24603.50564.42352.71214.41643.96234.82452.7524
H153.41673.47062.38393.89403.36512.24601.09793.50564.42354.41642.71214.82453.96232.7524

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.401 C1 C2 C6 98.401
C1 C2 H10 117.786 C1 C3 C5 98.401
C1 C3 C7 98.401 C1 C3 H11 117.786
C2 C1 C3 92.197 C2 C1 H8 112.942
C2 C1 H9 112.942 C2 C4 C5 106.866
C2 C4 H12 124.873 C2 C6 C7 106.866
C2 C6 H14 124.873 C3 C1 H8 112.942
C3 C1 H9 112.942 C3 C5 C4 106.866
C3 C5 H13 124.873 C3 C7 C6 106.866
C3 C7 H15 124.873 C4 C2 C6 107.877
C4 C2 H10 115.873 C4 C5 H13 128.192
C5 C3 C7 107.877 C5 C3 H11 115.873
C5 C4 H12 128.192 C6 C2 H10 115.873
C6 C7 H15 128.192 C7 C3 H11 115.873
C7 C6 H14 128.192 H8 C1 H9 111.592
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability