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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-43.499754
Energy at 298.15K-43.508971
Nuclear repulsion energy144.726534
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 3183 3106 13.41      
2 A1 3090 3016 13.02      
3 A1 2996 2925 53.74      
4 A1 1539 1502 1.14      
5 A1 1514 1477 0.73      
6 A1 1210 1181 4.71      
7 A1 1123 1096 0.30      
8 A1 934 912 4.36      
9 A1 863 842 19.28      
10 A1 777 758 0.18      
11 A1 704 687 78.04      
12 A1 425 414 7.46      
13 A2 3148 3072 0.00      
14 A2 1280 1249 0.00      
15 A2 1272 1242 0.00      
16 A2 1116 1089 0.00      
17 A2 912 890 0.00      
18 A2 867 846 0.00      
19 A2 706 689 0.00      
20 A2 434 424 0.00      
21 B1 3178 3102 39.08      
22 B1 3083 3009 45.09      
23 B1 1503 1467 6.70      
24 B1 1222 1192 2.89      
25 B1 1079 1053 1.21      
26 B1 1024 999 0.57      
27 B1 896 875 2.22      
28 B1 688 672 47.50      
29 B1 482 470 6.01      
30 B2 3150 3074 26.98      
31 B2 3085 3011 71.84      
32 B2 1324 1292 18.81      
33 B2 1275 1244 0.02      
34 B2 1108 1081 1.04      
35 B2 948 925 0.03      
36 B2 878 857 0.70      
37 B2 839 819 0.22      
38 B2 780 762 6.82      
39 B2 545 532 0.91      

Unscaled Zero Point Vibrational Energy (zpe) 27588.8 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 26926.7 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
0.13718 0.11563 0.10131

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 1.381
C2 0.000 1.150 0.273
C3 0.000 -1.150 0.273
C4 1.268 0.689 -0.531
C5 1.268 -0.689 -0.531
C6 -1.268 0.689 -0.531
C7 -1.268 -0.689 -0.531
H8 -0.911 0.000 2.003
H9 0.911 0.000 2.003
H10 0.000 2.195 0.609
H11 0.000 -2.195 0.609
H12 1.981 1.365 -1.007
H13 1.981 -1.365 -1.007
H14 -1.981 1.365 -1.007
H15 -1.981 -1.365 -1.007

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.59731.59732.39602.39602.39602.39601.10311.10312.32732.32733.39013.39013.39013.3901
C21.59732.29981.57042.37391.57042.37392.26872.26871.09813.36212.36833.44762.36833.4476
C31.59732.29982.37391.57042.37391.57042.26872.26873.36211.09813.44762.36833.44762.3683
C42.39601.57042.37391.37812.53572.88593.41272.65062.27513.35061.09172.22563.35243.8730
C52.39602.37391.57041.37812.88592.53573.41272.65063.35062.27512.22561.09173.87303.3524
C62.39601.57042.37392.53572.88591.37812.65063.41272.27513.35063.35243.87301.09172.2256
C72.39602.37391.57042.88592.53571.37812.65063.41273.35062.27513.87303.35242.22561.0917
H81.10312.26872.26873.41273.41272.65062.65061.82242.75572.75574.39204.39203.47413.4741
H91.10312.26872.26872.65062.65063.41273.41271.82242.75572.75573.47413.47414.39204.3920
H102.32731.09813.36212.27513.35062.27513.35062.75572.75574.39062.68814.38302.68814.3830
H112.32733.36211.09813.35062.27513.35062.27512.75572.75574.39064.38302.68814.38302.6881
H123.39012.36833.44761.09172.22563.35243.87304.39203.47412.68814.38302.72963.96214.8113
H133.39013.44762.36832.22561.09173.87303.35244.39203.47414.38302.68812.72964.81133.9621
H143.39012.36833.44763.35243.87301.09172.22563.47414.39202.68814.38303.96214.81132.7296
H153.39013.44762.36833.87303.35242.22561.09173.47414.39204.38302.68814.81133.96212.7296

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.285 C1 C2 C6 98.285
C1 C2 H10 118.217 C1 C3 C5 98.285
C1 C3 C7 98.285 C1 C3 H11 118.217
C2 C1 C3 92.089 C2 C1 H8 113.031
C2 C1 H9 113.031 C2 C4 C5 107.066
C2 C4 H12 124.678 C2 C6 C7 107.066
C2 C6 H14 124.678 C3 C1 H8 113.031
C3 C1 H9 113.031 C3 C5 C4 107.066
C3 C5 H13 124.678 C3 C7 C6 107.066
C3 C7 H15 124.678 C4 C2 C6 107.671
C4 C2 H10 115.856 C4 C5 H13 128.242
C5 C3 C7 107.671 C5 C3 H11 115.856
C5 C4 H12 128.242 C6 C2 H10 115.856
C6 C7 H15 128.242 C7 C3 H11 115.856
C7 C6 H14 128.242 H8 C1 H9 111.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability