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

using model chemistry: BLYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-233.317699
Energy at 298.15K-233.326978
Nuclear repulsion energy229.424453
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/cc-pVTZ
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 3157 3148 12.84      
2 A1 3036 3027 15.83      
3 A1 3031 3022 45.34      
4 A1 2973 2964 46.03      
5 A1 1556 1552 2.70      
6 A1 1477 1472 0.04      
7 A1 1224 1220 2.38      
8 A1 1106 1103 1.21      
9 A1 1037 1034 0.03      
10 A1 959 956 0.00      
11 A1 902 899 0.03      
12 A1 824 822 1.86      
13 A1 513 512 0.29      
14 A2 1192 1188 0.00      
15 A2 1065 1062 0.00      
16 A2 1034 1031 0.00      
17 A2 882 880 0.00      
18 A2 788 786 0.00      
19 A2 521 519 0.00      
20 B1 3026 3017 36.90      
21 B1 2962 2953 71.11      
22 B1 1446 1442 1.33      
23 B1 1183 1179 1.55      
24 B1 978 975 1.75      
25 B1 779 777 6.03      
26 B1 661 659 39.86      
27 B1 436 435 8.08      
28 B2 3133 3123 8.27      
29 B2 3034 3025 97.25      
30 B2 1287 1283 14.29      
31 B2 1223 1220 0.06      
32 B2 1174 1170 8.98      
33 B2 1074 1071 3.87      
34 B2 871 869 0.48      
35 B2 811 809 6.52      
36 B2 699 697 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 26026.8 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 25948.7 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/cc-pVTZ
ABC
0.19225 0.15431 0.14154

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.672 1.222
C2 0.000 -0.672 1.222
C3 0.000 -1.029 -0.280
C4 0.000 1.029 -0.280
C5 1.073 0.000 -0.815
C6 -1.073 0.000 -0.815
H7 0.000 1.371 2.051
H8 0.000 -1.371 2.051
H9 0.000 -2.083 -0.570
H10 0.000 2.083 -0.570
H11 2.056 0.000 -0.332
H12 -2.056 0.000 -0.332
H13 -1.169 0.000 -1.908
H14 1.169 0.000 -1.908

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.34322.26871.54352.39852.39851.08462.20423.28592.28102.66312.66313.40823.4082
C21.34321.54352.26872.39852.39852.20421.08462.28103.28592.66312.66313.40823.4082
C32.26871.54352.05821.58041.58043.34532.35561.09283.12522.29972.29972.25362.2536
C41.54352.26872.05821.58041.58042.35563.34533.12521.09282.29972.29972.25362.2536
C52.39852.39851.58041.58042.14633.35363.35362.35562.35561.09533.16632.49461.0972
C62.39852.39851.58041.58042.14633.35363.35362.35562.35563.16631.09531.09722.4946
H71.08462.20423.34532.35563.35363.35362.74144.33552.71633.43283.43284.34994.3499
H82.20421.08462.35563.34533.35363.35362.74142.71634.33553.43283.43284.34994.3499
H93.28592.28101.09283.12522.35562.35564.33552.71634.16512.93622.93622.73752.7375
H102.28103.28593.12521.09282.35562.35562.71634.33554.16512.93622.93622.73752.7375
H112.66312.66312.29972.29971.09533.16633.43283.43282.93622.93624.11203.58981.8087
H122.66312.66312.29972.29973.16631.09533.43283.43282.93622.93624.11201.80873.5898
H133.40823.40822.25362.25362.49461.09724.34994.34992.73752.73753.58981.80872.3384
H143.40823.40822.25362.25361.09722.49464.34994.34992.73752.73751.80873.58982.3384

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 103.393 C1 C2 H8 130.135
C1 C4 C5 100.305 C1 C4 C6 100.305
C1 C4 H10 118.821 C2 C1 C4 103.393
C2 C1 H7 130.135 C2 C3 C5 100.305
C2 C3 C6 100.305 C2 C3 H9 118.821
C3 C2 H8 126.472 C3 C5 C4 81.259
C3 C5 H11 117.369 C3 C5 H14 113.395
C3 C6 C4 81.259 C3 C6 H12 117.369
C3 C6 H13 113.395 C4 C1 H7 126.472
C4 C5 H11 117.369 C4 C5 H14 113.395
C4 C6 H12 117.369 C4 C6 H13 113.395
C5 C3 C6 85.539 C5 C3 H9 122.516
C5 C4 C6 85.539 C5 C4 H10 122.516
C6 C3 H9 122.516 C6 C4 H10 122.516
H11 C5 H14 111.171 H12 C6 H13 111.171
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.147      
2 C -0.147      
3 C 0.013      
4 C 0.013      
5 C -0.128      
6 C -0.128      
7 H 0.091      
8 H 0.091      
9 H 0.051      
10 H 0.051      
11 H 0.057      
12 H 0.057      
13 H 0.064      
14 H 0.064      


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 -0.279 0.279
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.079 0.000 0.000
y 0.000 -36.272 0.000
z 0.000 0.000 -36.786
Traceless
 xyz
x -2.550 0.000 0.000
y 0.000 1.660 0.000
z 0.000 0.000 0.890
Polar
3z2-r21.780
x2-y2-2.806
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 122.305
(<r2>)1/2 11.059