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

using model chemistry: BLYP/6-31G*

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/6-31G*
 hartrees
Energy at 0K-233.230604
Energy at 298.15K-233.239847
HF Energy-233.230604
Nuclear repulsion energy228.715063
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/6-31G*
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 3166 3140 18.68      
2 A1 3043 3018 12.25      
3 A1 3040 3015 47.88      
4 A1 2978 2954 50.96      
5 A1 1576 1563 1.27      
6 A1 1502 1489 0.02      
7 A1 1242 1232 0.65      
8 A1 1115 1106 0.79      
9 A1 1046 1037 0.15      
10 A1 966 958 0.02      
11 A1 915 908 0.00      
12 A1 827 820 1.12      
13 A1 517 512 0.41      
14 A2 1196 1187 0.00      
15 A2 1076 1067 0.00      
16 A2 1040 1032 0.00      
17 A2 856 849 0.00      
18 A2 801 795 0.00      
19 A2 520 516 0.00      
20 B1 3035 3010 47.50      
21 B1 2966 2942 61.35      
22 B1 1470 1458 0.00      
23 B1 1198 1188 0.50      
24 B1 989 981 1.78      
25 B1 790 784 3.42      
26 B1 661 655 31.18      
27 B1 438 434 5.64      
28 B2 3141 3115 11.05      
29 B2 3041 3016 103.03      
30 B2 1304 1294 9.55      
31 B2 1229 1219 0.52      
32 B2 1192 1183 5.95      
33 B2 1082 1074 3.73      
34 B2 881 874 0.30      
35 B2 820 813 4.63      
36 B2 703 697 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 26179.6 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 25967.5 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 BLYP/6-31G*
ABC
0.19116 0.15346 0.14071

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.675 1.227
C2 0.000 -0.675 1.227
C3 0.000 -1.030 -0.283
C4 0.000 1.030 -0.283
C5 1.074 0.000 -0.816
C6 -1.074 0.000 -0.816
H7 0.000 1.380 2.059
H8 0.000 -1.380 2.059
H9 0.000 -2.090 -0.576
H10 0.000 2.090 -0.576
H11 2.065 0.000 -0.336
H12 -2.065 0.000 -0.336
H13 -1.175 0.000 -1.916
H14 1.175 0.000 -1.916

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35002.27761.55112.40502.40501.09092.21743.30092.29212.67622.67623.42243.4224
C21.35001.55112.27762.40502.40502.21741.09092.29213.30092.67622.67623.42243.4224
C32.27761.55112.06041.58081.58083.36092.36811.09943.13362.30842.30842.26022.2602
C41.55112.27762.06041.58081.58082.36813.36093.13361.09942.30842.30842.26022.2602
C52.40502.40501.58081.58082.14763.36563.36562.36162.36161.10173.17552.50331.1039
C62.40502.40501.58081.58082.14763.36563.36562.36162.36163.17551.10171.10392.5033
H71.09092.21743.36092.36813.36563.36562.76064.35752.72953.45043.45044.36884.3688
H82.21741.09092.36813.36093.36563.36562.76062.72954.35753.45043.45044.36884.3688
H93.30092.29211.09943.13362.36162.36164.35752.72954.17922.94772.94772.74612.7461
H102.29213.30093.13361.09942.36162.36162.72954.35754.17922.94772.94772.74612.7461
H112.67622.67622.30842.30841.10173.17553.45043.45042.94772.94774.13023.60501.8133
H122.67622.67622.30842.30843.17551.10173.45043.45042.94772.94774.13021.81333.6050
H133.42243.42242.26022.26022.50331.10394.36884.36882.74612.74613.60501.81332.3506
H143.42243.42242.26022.26021.10392.50334.36884.36882.74612.74611.81333.60502.3506

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 103.238 C1 C2 H8 130.282
C1 C4 C5 100.329 C1 C4 C6 100.329
C1 C4 H10 118.730 C2 C1 C4 103.238
C2 C1 H7 130.282 C2 C3 C5 100.329
C2 C3 C6 100.329 C2 C3 H9 118.730
C3 C2 H8 126.480 C3 C5 C4 81.337
C3 C5 H11 117.640 C3 C5 H14 113.485
C3 C6 C4 81.337 C3 C6 H12 117.640
C3 C6 H13 113.485 C4 C1 H7 126.480
C4 C5 H11 117.640 C4 C5 H14 113.485
C4 C6 H12 117.640 C4 C6 H13 113.485
C5 C3 C6 85.573 C5 C3 H9 122.538
C5 C4 C6 85.573 C5 C4 H10 122.538
C6 C3 H9 122.538 C6 C4 H10 122.538
H11 C5 H14 110.596 H12 C6 H13 110.596
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.077      
2 C -0.077      
3 C -0.112      
4 C -0.112      
5 C -0.223      
6 C -0.223      
7 H 0.099      
8 H 0.099      
9 H 0.087      
10 H 0.087      
11 H 0.116      
12 H 0.116      
13 H 0.111      
14 H 0.111      


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 -0.147 0.147
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.932 0.000 0.000
y 0.000 -35.531 0.000
z 0.000 0.000 -35.750
Traceless
 xyz
x -2.291 0.000 0.000
y 0.000 1.310 0.000
z 0.000 0.000 0.981
Polar
3z2-r21.963
x2-y2-2.400
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.312 0.000 0.000
y 0.000 8.896 0.000
z 0.000 0.000 9.083


<r2> (average value of r2) Å2
<r2> 122.320
(<r2>)1/2 11.060