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All results from a given calculation for C6H8 (Bicyclo[2.2.0]hex-1(4)-ene)

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1Ag
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-231.759232
Energy at 298.15K-231.768032
Nuclear repulsion energy220.991143
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 HF/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3206 2899 0.00      
2 Ag 1919 1736 0.00      
3 Ag 1630 1474 0.00      
4 Ag 1341 1212 0.00      
5 Ag 941 851 0.00      
6 Ag 718 649 0.00      
7 Au 3230 2921 0.00      
8 Au 1266 1145 0.00      
9 Au 1098 993 0.00      
10 Au 238 215 0.00      
11 B1g 3190 2885 0.00      
12 B1g 1607 1454 0.00      
13 B1g 1418 1283 0.00      
14 B1g 1254 1134 0.00      
15 B1g 868 785 0.00      
16 B1u 3248 2938 205.05      
17 B1u 1200 1086 4.58      
18 B1u 889 804 0.15      
19 B1u 136 123 16.96      
20 B2g 3249 2938 0.00      
21 B2g 1149 1039 0.00      
22 B2g 821 742 0.00      
23 B2u 3193 2887 155.22      
24 B2u 1610 1456 0.25      
25 B2u 1350 1221 18.76      
26 B2u 1008 912 1.42      
27 B2u 436 394 7.38      
28 B3g 3231 2922 0.00      
29 B3g 1290 1166 0.00      
30 B3g 1171 1059 0.00      
31 B3g 446 403 0.00      
32 B3u 3199 2893 220.72      
33 B3u 1629 1473 6.78      
34 B3u 1358 1228 7.15      
35 B3u 1325 1198 2.60      
36 B3u 884 799 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 28372.2 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 25659.8 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 HF/6-311G*
ABC
0.28347 0.11363 0.08632

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.649 0.000
C2 0.000 -0.649 0.000
C3 1.521 -0.798 0.000
C4 1.521 0.798 0.000
C5 -1.521 0.798 0.000
C6 -1.521 -0.798 0.000
H7 -1.964 -1.248 0.881
H8 -1.964 -1.248 -0.881
H9 -1.964 1.248 0.881
H10 -1.964 1.248 -0.881
H11 1.964 -1.248 0.881
H12 1.964 -1.248 -0.881
H13 1.964 1.248 0.881
H14 1.964 1.248 -0.881

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.29742.09871.52791.52792.09872.86942.86942.23492.23492.86942.86942.23492.2349
C21.29741.52792.09872.09871.52792.23492.23492.86942.86942.23492.23492.86942.8694
C32.09871.52791.59553.43433.04123.62283.62284.13614.13611.08481.08482.27142.2714
C41.52792.09871.59553.04123.43434.13614.13613.62283.62282.27142.27141.08481.0848
C51.52792.09873.43433.04121.59552.27142.27141.08481.08484.13614.13613.62283.6228
C62.09871.52793.04123.43431.59551.08481.08482.27142.27143.62283.62284.13614.1361
H72.86942.23493.62284.13612.27141.08481.76282.49623.05593.92874.30614.65474.9773
H82.86942.23493.62284.13612.27141.08481.76283.05592.49624.30613.92874.97734.6547
H92.23492.86944.13613.62281.08482.27142.49623.05591.76284.65474.97733.92874.3061
H102.23492.86944.13613.62281.08482.27143.05592.49621.76284.97734.65474.30613.9287
H112.86942.23491.08482.27144.13613.62283.92874.30614.65474.97731.76282.49623.0559
H122.86942.23491.08482.27144.13613.62284.30613.92874.97734.65471.76283.05592.4962
H132.23492.86942.27141.08483.62284.13614.65474.97733.92874.30612.49623.05591.7628
H142.23492.86942.27141.08483.62284.13614.97734.65474.30613.92873.05592.49621.7628

picture of Bicyclo[2.2.0]hex-1(4)-ene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 95.597 C1 C2 C6 95.597
C1 C4 C3 84.403 C1 C4 H13 116.593
C1 C4 H14 116.593 C1 C5 C6 84.403
C1 C5 H9 116.593 C1 C5 H10 116.593
C2 C1 C4 95.597 C2 C1 C5 95.597
C2 C3 C4 84.403 C2 C3 H11 116.593
C2 C3 H12 116.593 C2 C6 C5 84.403
C2 C6 H7 116.593 C2 C6 H8 116.593
C3 C2 C6 168.806 C3 C4 H13 114.531
C3 C4 H14 114.531 C4 C1 C5 168.806
C4 C3 H11 114.531 C4 C3 H12 114.531
C5 C6 H7 114.531 C5 C6 H8 114.531
C6 C5 H9 114.531 C6 C5 H10 114.531
H7 C6 H8 108.693 H9 C5 H10 108.693
H11 C3 H12 108.693 H13 C4 H14 108.693
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.104 -0.029   -0.141
2 C 0.104 0.027   0.069
3 C -0.494 0.027   0.069
4 C -0.494 -0.029   -0.141
5 C -0.494 0.027   0.069
6 C -0.494 0.027   0.069
7 H 0.221 -0.030   -0.150
8 H 0.221 0.027   0.073
9 H 0.221 0.027   0.073
10 H 0.221 -0.048   0.006
11 H 0.221 -0.048   0.006
12 H 0.221 -0.029   -0.150
13 H 0.221 0.026   0.073
14 H 0.221 0.026   0.073


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 0.000 0.000
CHELPG        
AIM        
ESP 0.001 0.000 0.002 0.002


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.616 0.000 0.000
y 0.000 -37.754 0.000
z 0.000 0.000 -37.070
Traceless
 xyz
x 1.796 0.000 0.000
y 0.000 -1.411 0.000
z 0.000 0.000 -0.385
Polar
3z2-r2-0.770
x2-y22.138
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.497 0.000 0.000
y 0.000 9.053 0.000
z 0.000 0.000 6.729


<r2> (average value of r2) Å2
<r2> 148.332
(<r2>)1/2 12.179