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All results from a given calculation for C6H10 (1-Hexyne)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-234.505330
Energy at 298.15K-234.514720
Nuclear repulsion energy210.290492
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3501 3350 57.34      
2 A' 3132 2996 36.70      
3 A' 3059 2927 52.52      
4 A' 3052 2920 20.26      
5 A' 3037 2905 30.82      
6 A' 3035 2904 1.81      
7 A' 2244 2147 5.70      
8 A' 1535 1469 5.66      
9 A' 1522 1456 1.13      
10 A' 1513 1448 0.60      
11 A' 1498 1433 1.21      
12 A' 1437 1375 2.74      
13 A' 1414 1353 1.42      
14 A' 1371 1312 2.74      
15 A' 1284 1228 4.60      
16 A' 1136 1087 3.81      
17 A' 1080 1034 0.27      
18 A' 1043 997 0.92      
19 A' 964 922 0.16      
20 A' 916 877 3.32      
21 A' 619 592 51.90      
22 A' 520 498 3.46      
23 A' 384 367 0.03      
24 A' 276 264 0.51      
25 A' 121 115 0.03      
26 A" 3127 2992 60.67      
27 A" 3107 2973 30.60      
28 A" 3072 2939 0.00      
29 A" 3067 2934 10.70      
30 A" 1527 1460 7.65      
31 A" 1341 1283 0.04      
32 A" 1327 1269 0.89      
33 A" 1252 1198 0.17      
34 A" 1144 1094 0.01      
35 A" 942 902 0.51      
36 A" 798 764 0.55      
37 A" 740 708 3.91      
38 A" 606 579 52.32      
39 A" 359 344 3.06      
40 A" 252 241 0.03      
41 A" 116 111 0.00      
42 A" 92 88 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 31280.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 29926.4 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 B3PW91/6-31G*
ABC
0.49874 0.04390 0.04159

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.304 2.607 0.000
H2 2.304 3.055 0.000
H3 0.772 2.978 0.885
H4 0.772 2.978 -0.885
C5 1.377 1.082 0.000
H6 1.944 0.741 0.878
H7 1.944 0.741 -0.878
C8 0.000 0.421 0.000
H9 -0.572 0.747 0.879
H10 -0.572 0.747 -0.879
C11 0.084 -1.115 0.000
H12 0.655 -1.450 0.878
H13 0.655 -1.450 -0.878
C14 -2.313 -2.287 0.000
H15 -3.275 -2.750 0.000
C16 -1.224 -1.764 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 C11 H12 H13 C14 H15 C16
C11.09571.09671.09671.52702.15932.15932.54582.78382.78383.91704.20164.20166.08567.04695.0493
H21.09571.77021.77022.18022.50122.50123.50003.79053.79054.72454.87764.87767.06098.05105.9725
H31.09671.77021.76922.17832.52533.07982.81442.60473.14544.24404.43004.76786.16647.06905.2208
H41.09671.77021.76922.17833.07982.52532.81443.14542.60474.24404.76784.43006.16647.06905.2208
C51.52702.18022.17832.17831.09941.09941.52802.16402.16402.54952.77572.77574.99696.02693.8555
H62.15932.50122.52533.07981.09941.75662.15752.51593.06862.77102.54283.09035.29796.34014.1333
H72.15932.50123.07982.52531.09941.75662.15753.06862.51592.77103.09032.54285.29796.34014.1333
C82.54583.50002.81442.81441.52802.15752.15751.09781.09781.53792.16782.16783.56104.55782.5040
H92.78383.79052.60473.14542.16402.51593.06861.09781.75722.16082.51633.06873.60684.50622.7391
H102.78383.79053.14542.60472.16403.06862.51591.09781.75722.16083.06872.51633.60684.50622.7391
C113.91704.72454.24404.24402.54952.77102.77101.53792.16082.16081.09951.09952.66833.73531.4598
H124.20164.87764.43004.76782.77572.54283.09032.16782.51633.06871.09951.75583.20634.23092.0971
H134.20164.87764.76784.43002.77573.09032.54282.16783.06872.51631.09951.75583.20634.23092.0971
C146.08567.06096.16646.16644.99695.29795.29793.56103.60683.60682.66833.20633.20631.06701.2085
H157.04698.05107.06907.06906.02696.34016.34014.55784.50624.50623.73534.23094.23091.06702.2755
C165.04935.97255.22085.22083.85554.13334.13332.50402.73912.73911.45982.09712.09711.20852.2755

picture of 1-Hexyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.524 C1 C5 H7 109.524
C1 C5 C8 112.886 H2 C1 H3 107.683
H2 C1 H4 107.683 H2 C1 C5 111.397
H3 C1 H4 107.522 H3 C1 C5 111.185
H4 C1 C5 111.185 C5 C8 H9 109.916
C5 C8 H10 109.916 C5 C8 C11 112.514
H6 C5 H7 106.047 H6 C5 C8 109.315
H7 C5 C8 109.315 C8 C11 H12 109.433
C8 C11 H13 109.433 C8 C11 C16 113.265
H9 C8 H10 106.324 H9 C8 C11 108.987
H10 C8 C11 108.987 C11 C16 C14 179.231
H12 C11 H13 105.966 H12 C11 C16 109.242
H13 C11 C16 109.242 H15 C14 C16 179.914
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.509     -0.316
2 H 0.169     0.083
3 H 0.168     0.075
4 H 0.168     0.075
5 C -0.305     0.127
6 H 0.160     -0.011
7 H 0.160     -0.011
8 C -0.305     0.023
9 H 0.173     0.031
10 H 0.173     0.031
11 C -0.455     -0.249
12 H 0.194     0.111
13 H 0.194     0.111
14 C -0.546     -0.525
15 H 0.221     0.319
16 C 0.341     0.127


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.654 0.517 0.000 0.834
CHELPG        
AIM        
ESP 0.639 0.515 0.000 0.821


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.409 0.886 0.000
y 0.886 -38.967 0.000
z 0.000 0.000 -38.207
Traceless
 xyz
x 3.177 0.886 0.000
y 0.886 -2.158 0.000
z 0.000 0.000 -1.019
Polar
3z2-r2-2.038
x2-y23.557
xy0.886
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> 266.079
(<r2>)1/2 16.312