return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-233.179079
Energy at 298.15K-233.188681
Nuclear repulsion energy210.443671
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 B1B95/3-21G
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' 3512 3360 60.29      
2 A' 3141 3005 29.44      
3 A' 3079 2945 33.15      
4 A' 3063 2930 20.52      
5 A' 3055 2923 3.49      
6 A' 3054 2922 16.37      
7 A' 2255 2157 3.68      
8 A' 1565 1497 8.64      
9 A' 1549 1482 5.66      
10 A' 1539 1472 0.33      
11 A' 1524 1458 2.16      
12 A' 1458 1395 7.68      
13 A' 1393 1332 0.40      
14 A' 1376 1316 4.17      
15 A' 1311 1254 1.27      
16 A' 1143 1093 10.00      
17 A' 1061 1015 0.36      
18 A' 1020 976 0.64      
19 A' 952 911 0.04      
20 A' 914 875 5.08      
21 A' 741 709 48.36      
22 A' 535 512 12.02      
23 A' 386 369 0.08      
24 A' 277 265 1.49      
25 A' 122 117 0.12      
26 A" 3141 3005 63.59      
27 A" 3129 2993 2.50      
28 A" 3093 2959 0.05      
29 A" 3086 2952 5.14      
30 A" 1563 1495 10.68      
31 A" 1362 1303 0.00      
32 A" 1352 1294 1.23      
33 A" 1279 1224 0.42      
34 A" 1166 1116 0.04      
35 A" 965 923 1.51      
36 A" 811 776 0.42      
37 A" 748 716 6.74      
38 A" 736 704 51.36      
39 A" 371 355 9.96      
40 A" 253 242 0.06      
41 A" 116 111 0.00      
42 A" 91 87 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 31643.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 30273.6 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 B1B95/3-21G
ABC
0.48528 0.04430 0.04187

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.288 2.604 0.000
H2 2.279 3.066 0.000
H3 0.747 2.951 0.886
H4 0.747 2.951 -0.886
C5 1.388 1.071 0.000
H6 1.946 0.736 0.883
H7 1.946 0.736 -0.883
C8 0.000 0.417 0.000
H9 -0.561 0.739 0.884
H10 -0.561 0.739 -0.884
C11 0.096 -1.126 0.000
H12 0.659 -1.451 0.884
H13 0.659 -1.451 -0.884
C14 -2.316 -2.260 0.000
H15 -3.281 -2.702 0.000
C16 -1.220 -1.758 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 C11 H12 H13 C14 H15 C16
C11.09371.09471.09471.53562.16782.16782.53752.77072.77073.91534.19714.19716.05387.00175.0317
H21.09371.77361.77362.18432.51332.51333.49423.77653.77654.72604.87904.87907.03468.01135.9597
H31.09471.77361.77242.17462.51793.07752.78622.56973.12034.22244.40264.74526.10966.99755.1801
H41.09471.77361.77242.17463.07752.51792.78623.12032.56974.22244.74524.40266.10966.99755.1801
C51.53562.18432.17462.17461.09691.09691.53482.16622.16622.54902.77032.77034.98246.00333.8486
H62.16782.51332.51793.07751.09691.76672.16072.50713.06722.76952.53753.09245.28456.31844.1265
H72.16782.51333.07752.51791.09691.76672.16073.06722.50712.76953.09242.53755.28456.31844.1265
C82.53753.49422.78622.78621.53482.16072.16071.09521.09521.54612.16942.16943.54044.52702.4945
H92.77073.77652.56973.12032.16622.50713.06721.09521.76742.16602.50733.06783.58584.47432.7301
H102.77073.77653.12032.56972.16623.06722.50711.09521.76742.16603.06782.50733.58584.47432.7301
C113.91534.72604.22244.22242.54902.76952.76951.54612.16602.16601.09751.09752.66573.72671.4603
H124.19714.87904.40264.74522.77032.53753.09242.16942.50733.06781.09751.76813.20794.22772.0997
H134.19714.87904.74524.40262.77033.09242.53752.16943.06782.50731.09751.76813.20794.22772.0997
C146.05387.03466.10966.10964.98245.28455.28453.54043.58583.58582.66573.20793.20791.06111.2055
H157.00178.01136.99756.99756.00336.31846.31844.52704.47434.47433.72674.22774.22771.06112.2666
C165.03175.95975.18015.18013.84864.12654.12652.49452.73012.73011.46032.09972.09971.20552.2666

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 109.747 C1 C5 H7 109.747
C1 C5 C8 111.474 H2 C1 H3 108.281
H2 C1 H4 108.281 H2 C1 C5 111.243
H3 C1 H4 108.108 H3 C1 C5 110.415
H4 C1 C5 110.415 C5 C8 H9 109.772
C5 C8 H10 109.772 C5 C8 C11 111.658
H6 C5 H7 107.282 H6 C5 C8 109.247
H7 C5 C8 109.247 C8 C11 H12 109.117
C8 C11 H13 109.117 C8 C11 C16 112.107
H9 C8 H10 107.583 H9 C8 C11 108.980
H10 C8 C11 108.980 C11 C16 C14 178.931
H12 C11 H13 107.315 H12 C11 C16 109.532
H13 C11 C16 109.532 H15 C14 C16 179.982
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.601      
2 H 0.207      
3 H 0.206      
4 H 0.206      
5 C -0.430      
6 H 0.208      
7 H 0.208      
8 C -0.383      
9 H 0.221      
10 H 0.221      
11 C -0.544      
12 H 0.247      
13 H 0.247      
14 C -0.392      
15 H 0.260      
16 C 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.649 0.562 0.000 0.858
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.556 0.934 0.000
y 0.934 -39.293 0.000
z 0.000 0.000 -38.718
Traceless
 xyz
x 3.449 0.934 0.000
y 0.934 -2.156 0.000
z 0.000 0.000 -1.293
Polar
3z2-r2-2.586
x2-y23.737
xy0.934
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.060 2.508 0.000
y 2.508 8.634 0.000
z 0.000 0.000 6.209


<r2> (average value of r2) Å2
<r2> 264.662
(<r2>)1/2 16.268