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All results from a given calculation for C6H8 (Bicyclo[2.1.1]hex-2-ene)

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-230.401918
Energy at 298.15K-230.410956
Nuclear repulsion energy226.040599
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 BLYP/STO-3G
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 3403 3148 0.04      
2 A1 3365 3114 8.65      
3 A1 3316 3068 1.18      
4 A1 3230 2989 3.44      
5 A1 1680 1554 0.20      
6 A1 1616 1495 0.10      
7 A1 1317 1218 0.12      
8 A1 1172 1084 0.09      
9 A1 1093 1012 0.07      
10 A1 1032 955 0.46      
11 A1 977 904 0.03      
12 A1 881 815 1.51      
13 A1 513 474 0.84      
14 A2 1271 1176 0.00      
15 A2 1171 1084 0.00      
16 A2 1109 1026 0.00      
17 A2 918 850 0.00      
18 A2 897 830 0.00      
19 A2 538 497 0.00      
20 B1 3361 3110 4.67      
21 B1 3228 2986 6.28      
22 B1 1596 1477 0.88      
23 B1 1290 1194 0.07      
24 B1 1037 959 2.43      
25 B1 871 806 0.02      
26 B1 702 650 19.78      
27 B1 457 423 3.63      
28 B2 3364 3113 6.81      
29 B2 3311 3063 7.84      
30 B2 1394 1290 8.73      
31 B2 1305 1207 2.14      
32 B2 1289 1193 0.10      
33 B2 1138 1053 1.51      
34 B2 956 885 0.02      
35 B2 877 811 1.42      
36 B2 746 690 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 28210.0 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 26099.9 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 BLYP/STO-3G
ABC
0.18630 0.14988 0.13761

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.678 1.240
C2 0.000 -0.678 1.240
C3 0.000 -1.046 -0.291
C4 0.000 1.046 -0.291
C5 1.091 0.000 -0.822
C6 -1.091 0.000 -0.822
H7 0.000 1.395 2.079
H8 0.000 -1.395 2.079
H9 0.000 -2.116 -0.592
H10 0.000 2.116 -0.592
H11 2.083 0.000 -0.322
H12 -2.083 0.000 -0.322
H13 -1.203 0.000 -1.928
H14 1.203 0.000 -1.928

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35622.30561.57422.42962.42961.10322.23623.34092.32872.69022.69023.45643.4564
C21.35621.57422.30562.42962.42962.23621.10322.32873.34092.69022.69023.45643.4564
C32.30561.57422.09251.60241.60243.40172.39461.11123.17642.33102.33102.28582.2858
C41.57422.30562.09251.60241.60242.39463.40173.17641.11122.33102.33102.28582.2858
C52.42962.42961.60241.60242.18213.39863.39862.39172.39171.11083.21302.54701.1118
C62.42962.42961.60241.60242.18213.39863.39862.39172.39173.21301.11081.11182.5470
H71.10322.23623.40172.39463.39863.39862.78994.41102.76603.47073.47074.41014.4101
H82.23621.10322.39463.40173.39863.39862.78992.76604.41103.47073.47074.41014.4101
H93.34092.32871.11123.17642.39172.39174.41102.76604.23172.98122.98122.77682.7768
H102.32873.34093.17641.11122.39172.39172.76604.41104.23172.98122.98122.77682.7768
H112.69022.69022.33102.33101.11083.21303.47073.47072.98122.98124.16563.65771.8316
H122.69022.69022.33102.33103.21301.11083.47073.47072.98122.98124.16561.83163.6577
H133.45643.45642.28582.28582.54701.11184.41014.41012.77682.77683.65771.83162.4064
H143.45643.45642.28582.28581.11182.54704.41014.41012.77682.77681.83163.65772.4064

picture of Bicyclo[2.1.1]hex-2-ene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 103.525 C1 C2 H8 130.525
C1 C4 C5 99.784 C1 C4 C6 99.784
C1 C4 H10 119.260 C2 C1 C4 103.525
C2 C1 H7 130.525 C2 C3 C5 99.784
C2 C3 C6 99.784 C2 C3 H9 119.260
C3 C2 H8 125.950 C3 C5 C4 81.525
C3 C5 H11 117.285 C3 C5 H14 113.504
C3 C6 C4 81.525 C3 C6 H12 117.285
C3 C6 H13 113.504 C4 C1 H7 125.950
C4 C5 H11 117.285 C4 C5 H14 113.504
C4 C6 H12 117.285 C4 C6 H13 113.504
C5 C3 C6 85.823 C5 C3 H9 122.580
C5 C4 C6 85.823 C5 C4 H10 122.580
C6 C3 H9 122.580 C6 C4 H10 122.580
H11 C5 H14 110.983 H12 C6 H13 110.983
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.090      
2 C -0.090      
3 C -0.060      
4 C -0.060      
5 C -0.123      
6 C -0.123      
7 H 0.073      
8 H 0.073      
9 H 0.067      
10 H 0.067      
11 H 0.067      
12 H 0.067      
13 H 0.065      
14 H 0.065      


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 -0.222 0.222
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.135 0.000 0.000
y 0.000 -33.603 0.000
z 0.000 0.000 -33.382
Traceless
 xyz
x -1.643 0.000 0.000
y 0.000 0.656 0.000
z 0.000 0.000 0.987
Polar
3z2-r21.974
x2-y2-1.532
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.730 0.000 0.000
y 0.000 5.204 0.000
z 0.000 0.000 5.188


<r2> (average value of r2) Å2
<r2> 123.179
(<r2>)1/2 11.099