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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: QCISD/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 QCISD/6-31G**
 hartrees
Energy at 0K-270.671343
Energy at 298.15K-270.680779
Nuclear repulsion energy287.748840
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 QCISD/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 3304 3110 8.81      
2 A1 3189 3002 10.70      
3 A1 3127 2944 40.90      
4 A1 1682 1583 0.16      
5 A1 1554 1463 0.02      
6 A1 1302 1225 1.43      
7 A1 1160 1092 0.07      
8 A1 973 916 2.86      
9 A1 924 869 5.88      
10 A1 807 759 0.60      
11 A1 756 712 47.18      
12 A1 436 410 4.12      
13 A2 3276 3084 0.00      
14 A2 1353 1274 0.00      
15 A2 1307 1230 0.00      
16 A2 1167 1099 0.00      
17 A2 950 894 0.00      
18 A2 913 859 0.00      
19 A2 728 685 0.00      
20 A2 453 426 0.00      
21 B1 3301 3108 24.32      
22 B1 3191 3004 37.80      
23 B1 1646 1549 3.95      
24 B1 1288 1212 0.19      
25 B1 1117 1051 0.09      
26 B1 1067 1004 0.34      
27 B1 949 893 1.56      
28 B1 687 647 28.54      
29 B1 518 488 4.68      
30 B2 3278 3086 12.88      
31 B2 3185 2999 59.77      
32 B2 1389 1307 17.24      
33 B2 1317 1240 0.00      
34 B2 1220 1148 0.45      
35 B2 992 934 0.02      
36 B2 930 876 1.59      
37 B2 908 855 2.31      
38 B2 834 785 6.31      
39 B2 561 528 1.37      

Unscaled Zero Point Vibrational Energy (zpe) 28866.4 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 27174.8 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 QCISD/6-31G**
ABC
0.14319 0.12049 0.10616

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.350
C2 0.000 1.121 0.274
C3 0.000 -1.121 0.274
C4 1.241 0.671 -0.520
C5 1.241 -0.671 -0.520
C6 -1.241 0.671 -0.520
C7 -1.241 -0.671 -0.520
H8 -0.897 0.000 1.970
H9 0.897 0.000 1.970
H10 0.000 2.154 0.617
H11 0.000 -2.154 0.617
H12 1.929 1.337 -1.020
H13 1.929 -1.337 -1.020
H14 -1.929 1.337 -1.020
H15 -1.929 -1.337 -1.020

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.55351.55352.34202.34202.34202.34201.09091.09092.27482.27483.33503.33503.33503.3350
C21.55352.24191.54022.31951.54022.31952.22222.22221.08823.29262.33273.38162.33273.3816
C31.55352.24192.31951.54022.31951.54022.22222.22223.29261.08823.38162.33273.38162.3327
C42.34201.54022.31951.34172.48112.82063.34992.60192.24313.28791.08032.18043.27693.7848
C52.34202.31951.54021.34172.82062.48113.34992.60193.28792.24312.18041.08033.78483.2769
C62.34201.54022.31952.48112.82061.34172.60193.34992.24313.28793.27693.78481.08032.1804
C72.34202.31951.54022.82062.48111.34172.60193.34993.28792.24313.78483.27692.18041.0803
H81.09092.22222.22223.34993.34992.60192.60191.79442.69712.69714.32604.32603.43403.4340
H91.09092.22222.22222.60192.60193.34993.34991.79442.69712.69713.43403.43404.32604.3260
H102.27481.08823.29262.24313.28792.24313.28792.69712.69714.30742.65864.31092.65864.3109
H112.27483.29261.08823.28792.24313.28792.24312.69712.69714.30744.31092.65864.31092.6586
H123.33502.33273.38161.08032.18043.27693.78484.32603.43402.65864.31092.67353.85764.6934
H133.33503.38162.33272.18041.08033.78483.27694.32603.43404.31092.65862.67354.69343.8576
H143.33502.33273.38163.27693.78481.08032.18043.43404.32602.65864.31093.85764.69342.6735
H153.33503.38162.33273.78483.27692.18041.08033.43404.32604.31092.65864.69343.85762.6735

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.403 C1 C2 C6 98.403
C1 C2 H10 117.809 C1 C3 C5 98.403
C1 C3 C7 98.403 C1 C3 H11 117.809
C2 C1 C3 92.371 C2 C1 H8 113.196
C2 C1 H9 113.196 C2 C4 C5 106.991
C2 C4 H12 124.863 C2 C6 C7 106.991
C2 C6 H14 124.863 C3 C1 H8 113.196
C3 C1 H9 113.196 C3 C5 C4 106.991
C3 C5 H13 124.863 C3 C7 C6 106.991
C3 C7 H15 124.863 C4 C2 C6 107.301
C4 C2 H10 116.097 C4 C5 H13 128.055
C5 C3 C7 107.301 C5 C3 H11 116.097
C5 C4 H12 128.055 C6 C2 H10 116.097
C6 C7 H15 128.055 C7 C3 H11 116.097
C7 C6 H14 128.055 H8 C1 H9 110.652
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability