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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: MP2/CEP-121G*

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-121G*
 hartrees
Energy at 0K-43.915442
Energy at 298.15K-43.924747
Nuclear repulsion energy147.060345
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-121G*
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 3248 3095 9.36      
2 A1 3151 3002 9.08      
3 A1 3081 2936 47.29      
4 A1 1595 1519 0.28      
5 A1 1540 1467 1.12      
6 A1 1259 1200 5.44      
7 A1 1126 1073 0.47      
8 A1 960 915 2.85      
9 A1 910 867 11.38      
10 A1 787 750 1.66      
11 A1 734 699 75.09      
12 A1 428 408 7.79      
13 A2 3222 3070 0.00      
14 A2 1310 1249 0.00      
15 A2 1268 1208 0.00      
16 A2 1138 1084 0.00      
17 A2 944 899 0.00      
18 A2 881 840 0.00      
19 A2 714 681 0.00      
20 A2 444 423 0.00      
21 B1 3246 3093 22.59      
22 B1 3158 3009 36.09      
23 B1 1554 1480 6.35      
24 B1 1245 1186 2.10      
25 B1 1081 1030 1.29      
26 B1 1038 989 0.56      
27 B1 939 894 2.19      
28 B1 679 647 46.83      
29 B1 508 484 7.28      
30 B2 3224 3071 13.63      
31 B2 3149 3000 62.86      
32 B2 1343 1280 23.76      
33 B2 1277 1217 0.07      
34 B2 1172 1116 1.06      
35 B2 975 929 0.00      
36 B2 910 867 0.34      
37 B2 871 830 3.32      
38 B2 818 780 7.82      
39 B2 547 521 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 28236.9 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 26904.1 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 MP2/CEP-121G*
ABC
0.14150 0.11989 0.10527

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.356
C2 0.000 1.128 0.275
C3 0.000 -1.128 0.275
C4 1.242 0.678 -0.522
C5 1.242 -0.678 -0.522
C6 -1.242 0.678 -0.522
C7 -1.242 -0.678 -0.522
H8 -0.904 0.000 1.977
H9 0.904 0.000 1.977
H10 0.000 2.167 0.616
H11 0.000 -2.167 0.616
H12 1.938 1.346 -1.022
H13 1.938 -1.346 -1.022
H14 -1.938 1.346 -1.022
H15 -1.938 -1.346 -1.022

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.56191.56192.35132.35132.35132.35131.09661.09662.28942.28943.35013.35013.35013.3501
C21.56192.25511.54262.33171.54262.33172.23262.23261.09353.31172.34253.39942.34253.3994
C31.56192.25512.33171.54262.33171.54262.23262.23263.31171.09353.39942.34253.39942.3425
C42.35131.54262.33171.35572.48352.82943.36272.61132.24803.30571.08672.19763.28753.8022
C52.35132.33171.54261.35572.82942.48353.36272.61133.30572.24802.19761.08673.80223.2875
C62.35131.54262.33172.48352.82941.35572.61133.36272.24803.30573.28753.80221.08672.1976
C72.35132.33171.54262.82942.48351.35572.61133.36273.30572.24803.80223.28752.19761.0867
H81.09662.23262.23263.36273.36272.61132.61131.80772.71342.71344.34544.34543.44613.4461
H91.09662.23262.23262.61132.61133.36273.36271.80772.71342.71343.44613.44614.34544.3454
H102.28941.09353.31172.24803.30572.24803.30572.71342.71344.33302.66734.33302.66734.3330
H112.28943.31171.09353.30572.24803.30572.24802.71342.71344.33304.33302.66734.33302.6673
H123.35012.34253.39941.08672.19763.28753.80224.34543.44612.66734.33302.69113.87644.7189
H133.35013.39942.34252.19761.08673.80223.28754.34543.44614.33302.66732.69114.71893.8764
H143.35012.34253.39943.28753.80221.08672.19763.44614.34542.66734.33303.87644.71892.6911
H153.35013.39942.34253.80223.28752.19761.08673.44614.34544.33302.66734.71893.87642.6911

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.462 C1 C2 C6 98.462
C1 C2 H10 118.042 C1 C3 C5 98.462
C1 C3 C7 98.462 C1 C3 H11 118.042
C2 C1 C3 92.423 C2 C1 H8 113.070
C2 C1 H9 113.070 C2 C4 C5 106.949
C2 C4 H12 125.071 C2 C6 C7 106.949
C2 C6 H14 125.071 C3 C1 H8 113.070
C3 C1 H9 113.070 C3 C5 C4 106.949
C3 C5 H13 125.071 C3 C7 C6 106.949
C3 C7 H15 125.071 C4 C2 C6 107.215
C4 C2 H10 115.984 C4 C5 H13 127.909
C5 C3 C7 107.215 C5 C3 H11 115.984
C5 C4 H12 127.909 C6 C2 H10 115.984
C6 C7 H15 127.909 C7 C3 H11 115.984
C7 C6 H14 127.909 H8 C1 H9 111.019
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability