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All results from a given calculation for C6H10 (Cyclopentene, 3-methyl-)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-234.526814
Energy at 298.15K-234.537890
Nuclear repulsion energy235.392434
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 B1B95/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3227 3087 25.07      
2 A 3201 3062 8.39      
3 A 3130 2994 35.53      
4 A 3129 2993 38.35      
5 A 3123 2987 26.83      
6 A 3091 2957 35.04      
7 A 3059 2926 32.44      
8 A 3048 2916 31.80      
9 A 3032 2900 45.15      
10 A 3001 2870 30.10      
11 A 1700 1626 2.97      
12 A 1499 1434 5.76      
13 A 1495 1431 5.96      
14 A 1495 1430 3.82      
15 A 1477 1413 2.32      
16 A 1406 1345 3.66      
17 A 1393 1332 6.42      
18 A 1339 1281 0.55      
19 A 1328 1270 0.49      
20 A 1310 1253 3.45      
21 A 1291 1235 1.37      
22 A 1228 1174 0.88      
23 A 1202 1150 0.61      
24 A 1146 1097 0.70      
25 A 1118 1070 5.01      
26 A 1105 1057 4.35      
27 A 1074 1027 3.47      
28 A 1010 966 2.31      
29 A 974 932 0.21      
30 A 965 923 2.77      
31 A 955 913 0.88      
32 A 923 883 3.15      
33 A 865 827 2.36      
34 A 830 794 1.27      
35 A 753 720 5.08      
36 A 737 705 38.44      
37 A 575 550 4.58      
38 A 494 472 2.89      
39 A 338 323 0.04      
40 A 285 272 0.11      
41 A 238 227 0.04      
42 A 124 119 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 31853.9 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 30471.4 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 B1B95/6-31+G**
ABC
0.22596 0.10623 0.07930

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.290 2.212 0.087
C2 0.102 1.199 0.083
H3 2.168 1.573 -0.383
C4 1.372 0.870 -0.160
H5 2.112 -0.831 0.924
H6 2.218 -1.031 -0.818
C7 1.596 -0.612 -0.021
H8 0.040 -2.062 0.584
H9 -0.109 -1.436 -1.059
C10 0.162 -1.167 -0.031
H11 -0.881 -0.038 1.510
C12 -0.744 -0.003 0.418
H13 -2.730 0.836 0.106
H14 -2.670 -0.927 0.018
H15 -2.039 0.046 -1.319
C16 -2.125 -0.012 -0.229

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14 H15 C16
H11.08592.58282.15083.96644.19863.39734.31523.82813.41082.72722.28482.80103.93973.11872.8998
C21.08592.15011.33432.97833.20382.34993.30012.88012.36972.12951.50802.85553.49442.80722.5541
H32.58282.15011.08522.73702.64062.28714.32153.83363.41383.93373.40654.97695.46024.57224.5782
C42.15081.33431.08522.14822.18201.50453.30482.88422.37242.94772.36094.11084.42693.69553.6069
H53.96642.97832.73702.14821.75601.09872.43413.03792.19733.15113.01695.18594.86774.79894.4668
H64.19863.20382.64062.18201.75601.09452.78782.37462.20584.00083.37055.36884.96014.41994.4998
C73.39732.34992.28711.50451.09871.09452.21132.15951.53782.96752.45764.56344.27753.91523.7745
H84.31523.30014.32153.30482.43412.78782.21131.76361.09282.40822.20964.03692.99133.51883.0903
H93.82812.88013.83362.88423.03792.37462.15951.76361.09603.02432.15373.65912.82432.44732.6042
C103.41082.36973.41382.37242.19732.20581.53781.09281.09602.17611.54203.52022.84212.82332.5695
H112.72722.12953.93372.94773.15114.00082.96752.40823.02432.17611.10122.48082.49293.05762.1383
C122.28481.50803.40652.36093.01693.37052.45762.20962.15371.54201.10122.17792.17292.16651.5245
H132.80102.85554.97694.11085.18595.36884.56344.03693.65913.52022.48082.17791.76641.76961.0939
H143.93973.49445.46024.42694.86774.96014.27752.99132.82432.84212.49292.17291.76641.76991.0941
H153.11872.80724.57223.69554.79894.41993.91523.51882.44732.82333.05762.16651.76961.76991.0944
C162.89982.55414.57823.60694.46684.49983.77453.09032.60422.56952.13831.52451.09391.09411.0944

picture of Cyclopentene, 3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 125.106 H1 C2 C12 122.658
C2 C4 H3 125.100 C2 C4 C7 111.597
C2 C12 C10 101.962 C2 C12 H11 108.401
C2 C12 C16 114.753 H3 C4 C7 123.239
C4 C2 C12 112.188 C4 C7 H5 110.250
C4 C7 H6 113.241 C4 C7 C10 102.478
H5 C7 H6 106.385 H5 C7 C10 111.829
H6 C7 C10 112.769 C7 C10 H8 113.331
C7 C10 H9 109.002 C7 C10 C12 105.875
H8 C10 H9 107.357 H8 C10 C12 112.879
H9 C10 C12 108.264 C10 C12 H11 109.703
C10 C12 C16 113.844 H11 C12 C16 107.960
C12 C16 H13 111.501 C12 C16 H14 111.088
C12 C16 H15 110.556 H13 C16 H14 107.672
H13 C16 H15 107.931 H14 C16 H15 107.944
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.138      
2 C -0.287      
3 H 0.139      
4 C -0.079      
5 H 0.164      
6 H 0.156      
7 C -0.327      
8 H 0.154      
9 H 0.162      
10 C -0.528      
11 H 0.160      
12 C 0.294      
13 H 0.154      
14 H 0.156      
15 H 0.160      
16 C -0.617      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.009 -0.219 0.194 0.293
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.716 -0.320 -0.656
y -0.320 -37.958 -0.115
z -0.656 -0.115 -39.479
Traceless
 xyz
x 1.002 -0.320 -0.656
y -0.320 0.640 -0.115
z -0.656 -0.115 -1.642
Polar
3z2-r2-3.283
x2-y20.241
xy-0.320
xz-0.656
yz-0.115


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.102 -0.328 -0.317
y -0.328 9.901 -0.060
z -0.317 -0.060 8.265


<r2> (average value of r2) Å2
<r2> 164.189
(<r2>)1/2 12.814