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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-270.944685
Energy at 298.15K-270.954969
Nuclear repulsion energy288.699892
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 CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3401 3401 11.22      
2 A1 3277 3277 18.13      
3 A1 3220 3220 55.50      
4 A1 1819 1819 0.20      
5 A1 1642 1642 0.00      
6 A1 1387 1387 1.17      
7 A1 1226 1226 0.14      
8 A1 1011 1011 7.70      
9 A1 965 965 12.86      
10 A1 843 843 0.90      
11 A1 829 829 48.81      
12 A1 460 460 5.06      
13 A2 3370 3370 0.00      
14 A2 1440 1440 0.00      
15 A2 1382 1382 0.00      
16 A2 1230 1230 0.00      
17 A2 1042 1042 0.00      
18 A2 981 981 0.00      
19 A2 773 773 0.00      
20 A2 484 484 0.00      
21 B1 3398 3398 31.85      
22 B1 3274 3274 51.57      
23 B1 1777 1777 5.12      
24 B1 1372 1372 0.01      
25 B1 1183 1183 0.35      
26 B1 1130 1130 0.65      
27 B1 985 985 4.14      
28 B1 756 756 29.92      
29 B1 554 554 4.60      
30 B2 3371 3371 21.35      
31 B2 3273 3273 88.15      
32 B2 1471 1471 24.84      
33 B2 1395 1395 0.00      
34 B2 1307 1307 0.52      
35 B2 1068 1068 4.26      
36 B2 1021 1021 1.48      
37 B2 962 962 0.09      
38 B2 868 868 8.64      
39 B2 598 598 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 30270.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 30270.8 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 CBS-Q
ABC
0.14240 0.12047 0.10585

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.350
C2 0.000 1.115 0.271
C3 0.000 -1.115 0.271
C4 1.242 0.661 -0.520
C5 1.242 -0.661 -0.520
C6 -1.242 0.661 -0.520
C7 -1.242 -0.661 -0.520
H8 -0.892 0.000 1.971
H9 0.892 0.000 1.971
H10 0.000 2.146 0.608
H11 0.000 -2.146 0.608
H12 1.935 1.323 -1.009
H13 1.935 -1.323 -1.009
H14 -1.935 1.323 -1.009
H15 -1.935 -1.323 -1.009

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.55171.55172.33992.33992.33992.33991.08671.08672.27032.27033.32563.32563.32563.3256
C21.55172.23071.54122.30711.54122.30712.21992.21991.08433.27862.32933.36602.32933.3660
C31.55172.23072.30711.54122.30711.54122.21992.21993.27861.08433.36602.32933.36602.3293
C42.33991.54122.30711.32122.48452.81393.34562.60032.24093.26991.07632.15763.28203.7774
C52.33992.30711.54121.32122.81392.48453.34562.60033.26992.24092.15761.07633.77743.2820
C62.33991.54122.30712.48452.81391.32122.60033.34562.24093.26993.28203.77741.07632.1576
C72.33992.30711.54122.81392.48451.32122.60033.34563.26992.24093.77743.28202.15761.0763
H81.08672.21992.21993.34563.34562.60032.60031.78382.69372.69374.31524.31523.42333.4233
H91.08672.21992.21992.60032.60033.34563.34561.78382.69372.69373.42333.42334.31524.3152
H102.27031.08433.27862.24093.26992.24093.26992.69372.69374.29162.65264.28902.65264.2890
H112.27033.27861.08433.26992.24093.26992.24092.69372.69374.29164.28902.65264.28902.6526
H123.32562.32933.36601.07632.15763.28203.77744.31523.42332.65264.28902.64673.86944.6880
H133.32563.36602.32932.15761.07633.77743.28204.31523.42334.28902.65262.64674.68803.8694
H143.32562.32933.36603.28203.77741.07632.15763.42334.31522.65264.28903.86944.68802.6467
H153.32563.36602.32933.77743.28202.15761.07633.42334.31524.28902.65264.68803.86942.6467

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.317 C1 C2 C6 98.317
C1 C2 H10 117.829 C1 C3 C5 98.317
C1 C3 C7 98.317 C1 C3 H11 117.829
C2 C1 C3 91.910 C2 C1 H8 113.402
C2 C1 H9 113.402 C2 C4 C5 107.161
C2 C4 H12 124.770 C2 C6 C7 107.161
C2 C6 H14 124.770 C3 C1 H8 113.402
C3 C1 H9 113.402 C3 C5 C4 107.161
C3 C5 H13 124.770 C3 C7 C6 107.161
C3 C7 H15 124.770 C4 C2 C6 107.415
C4 C2 H10 116.107 C4 C5 H13 128.008
C5 C3 C7 107.415 C5 C3 H11 116.107
C5 C4 H12 128.008 C6 C2 H10 116.107
C6 C7 H15 128.008 C7 C3 H11 116.107
C7 C6 H14 128.008 H8 C1 H9 110.320
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability