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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-269.910677
Energy at 298.15K-269.920078
Nuclear repulsion energy286.625570
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 B3PW91/3-21G*
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 3271 3139 5.53      
2 A1 3176 3047 7.04      
3 A1 3090 2964 31.03      
4 A1 1655 1588 0.04      
5 A1 1518 1456 1.53      
6 A1 1266 1215 6.01      
7 A1 1151 1105 0.38      
8 A1 965 925 3.56      
9 A1 896 860 13.87      
10 A1 803 770 3.33      
11 A1 772 741 64.47      
12 A1 440 422 7.35      
13 A2 3238 3106 0.00      
14 A2 1311 1257 0.00      
15 A2 1287 1235 0.00      
16 A2 1168 1120 0.00      
17 A2 956 918 0.00      
18 A2 905 868 0.00      
19 A2 742 712 0.00      
20 A2 457 439 0.00      
21 B1 3267 3135 17.71      
22 B1 3162 3033 25.27      
23 B1 1617 1551 2.79      
24 B1 1245 1194 5.06      
25 B1 1109 1064 0.33      
26 B1 1043 1001 1.68      
27 B1 896 860 2.97      
28 B1 692 664 43.84      
29 B1 506 486 8.18      
30 B2 3240 3109 7.08      
31 B2 3171 3043 35.65      
32 B2 1355 1300 29.60      
33 B2 1305 1252 0.87      
34 B2 1186 1138 0.82      
35 B2 996 955 1.53      
36 B2 970 931 2.66      
37 B2 899 863 0.66      
38 B2 814 781 8.11      
39 B2 554 531 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 28546.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 27387.5 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 B3PW91/3-21G*
ABC
0.14122 0.11958 0.10590

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.367
C2 0.000 1.131 0.281
C3 0.000 -1.131 0.281
C4 1.240 0.668 -0.527
C5 1.240 -0.668 -0.527
C6 -1.240 0.668 -0.527
C7 -1.240 -0.668 -0.527
H8 -0.908 0.000 1.977
H9 0.908 0.000 1.977
H10 0.000 2.165 0.622
H11 0.000 -2.165 0.622
H12 1.925 1.337 -1.030
H13 1.925 -1.337 -1.030
H14 -1.925 1.337 -1.030
H15 -1.925 -1.337 -1.030

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.56731.56732.36022.36022.36022.36021.09441.09442.28932.28933.35223.35223.35223.3522
C21.56732.26171.55082.32991.55082.32992.23162.23161.08883.31332.33863.39372.33863.3937
C31.56732.26172.32991.55082.32991.55082.23162.23163.31331.08883.39372.33863.39372.3386
C42.36021.55082.32991.33682.47962.81703.36662.61352.25793.29941.08152.17823.27393.7807
C52.36022.32991.55081.33682.81702.47963.36662.61353.29942.25792.17821.08153.78073.2739
C62.36021.55082.32992.47962.81701.33682.61353.36662.25793.29943.27393.78071.08152.1782
C72.36022.32991.55082.81702.47961.33682.61353.36663.29942.25793.78073.27392.17821.0815
H81.09442.23162.23163.36663.36662.61352.61351.81612.71072.71074.34284.34283.44473.4447
H91.09442.23162.23162.61352.61353.36663.36661.81612.71072.71073.44473.44474.34284.3428
H102.28931.08883.31332.25793.29942.25793.29942.71072.71074.32982.66864.32442.66864.3244
H112.28933.31331.08883.29942.25793.29942.25792.71072.71074.32984.32442.66864.32442.6686
H123.35222.33863.39371.08152.17823.27393.78074.34283.44472.66864.32442.67433.85084.6884
H133.35223.39372.33862.17821.08153.78073.27394.34283.44474.32442.66862.67434.68843.8508
H143.35222.33863.39373.27393.78071.08152.17823.44474.34282.66864.32443.85084.68842.6743
H153.35223.39372.33863.78073.27392.17821.08153.44474.34284.32442.66864.68843.85082.6743

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.389 C1 C2 C6 98.389
C1 C2 H10 117.940 C1 C3 C5 98.389
C1 C3 C7 98.389 C1 C3 H11 117.940
C2 C1 C3 92.361 C2 C1 H8 112.736
C2 C1 H9 112.736 C2 C4 C5 107.350
C2 C4 H12 124.378 C2 C6 C7 107.350
C2 C6 H14 124.378 C3 C1 H8 112.736
C3 C1 H9 112.736 C3 C5 C4 107.350
C3 C5 H13 124.378 C3 C7 C6 107.350
C3 C7 H15 124.378 C4 C2 C6 106.159
C4 C2 H10 116.516 C4 C5 H13 128.195
C5 C3 C7 106.159 C5 C3 H11 116.516
C5 C4 H12 128.195 C6 C2 H10 116.516
C6 C7 H15 128.195 C7 C3 H11 116.516
C7 C6 H14 128.195 H8 C1 H9 112.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.295      
2 C -0.437      
3 C -0.437      
4 C -0.124      
5 C -0.124      
6 C -0.124      
7 C -0.124      
8 H 0.219      
9 H 0.219      
10 H 0.199      
11 H 0.199      
12 H 0.208      
13 H 0.208      
14 H 0.208      
15 H 0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.016 0.016
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.614 0.000 0.000
y 0.000 -38.370 0.000
z 0.000 0.000 -42.563
Traceless
 xyz
x -1.148 0.000 0.000
y 0.000 3.719 0.000
z 0.000 0.000 -2.571
Polar
3z2-r2-5.142
x2-y2-3.244
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.404 0.000 0.000
y 0.000 10.123 0.000
z 0.000 0.000 6.944


<r2> (average value of r2) Å2
<r2> 153.141
(<r2>)1/2 12.375