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 (1,3-Hexadiene, (Z)-)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31+G**
 hartrees
Energy at 0K-233.007822
Energy at 298.15K-233.018022
Nuclear repulsion energy216.808428
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 HF/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' 3410 3083 22.99      
2 A' 3386 3062 2.61      
3 A' 3316 2999 37.33      
4 A' 3308 2991 9.12      
5 A' 3287 2972 9.52      
6 A' 3244 2933 60.65      
7 A' 3186 2881 27.63      
8 A' 3159 2856 40.84      
9 A' 1883 1702 17.04      
10 A' 1799 1626 6.18      
11 A' 1638 1481 6.08      
12 A' 1602 1448 6.49      
13 A' 1600 1447 10.36      
14 A' 1551 1403 3.75      
15 A' 1523 1377 1.56      
16 A' 1513 1368 8.78      
17 A' 1438 1300 0.38      
18 A' 1413 1278 9.68      
19 A' 1262 1141 0.67      
20 A' 1160 1049 3.86      
21 A' 1118 1011 3.54      
22 A' 994 899 2.17      
23 A' 854 772 3.33      
24 A' 763 690 3.72      
25 A' 454 410 0.89      
26 A' 298 270 2.54      
27 A' 202 182 0.28      
28 A" 3261 2949 45.53      
29 A" 3179 2874 21.64      
30 A" 1627 1471 6.99      
31 A" 1415 1280 1.12      
32 A" 1207 1092 4.63      
33 A" 1145 1036 10.70      
34 A" 1111 1004 0.67      
35 A" 1063 961 74.27      
36 A" 908 821 8.17      
37 A" 826 747 0.55      
38 A" 679 614 35.79      
39 A" 422 382 0.35      
40 A" 328 296 0.12      
41 A" 99 89 0.43      
42 A" 72 65 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 33351.2 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 30156.1 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 HF/6-31+G**
ABC
0.23163 0.06707 0.05302

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.029 1.267 0.000
C2 -1.211 0.563 0.000
H3 0.024 2.195 0.000
C4 0.000 1.117 0.000
H5 1.407 -0.572 0.000
C6 1.334 0.497 0.000
H7 3.418 0.736 0.000
H8 2.441 2.287 0.000
C9 2.453 1.210 0.000
H10 -2.365 -0.965 0.864
H11 -2.365 -0.965 -0.864
C12 -1.709 -0.863 0.000
H13 -1.263 -2.962 0.000
H14 -0.085 -2.015 -0.881
H15 -0.085 -2.015 0.881
C16 -0.717 -2.023 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 C12 H13 H14 H15 C16
H11.08002.25342.03483.89823.45005.47354.58484.48292.41732.41732.15424.29813.91543.91543.5424
C21.08002.04701.33132.85372.54534.63244.03803.72072.10072.10071.51053.52502.94772.94772.6326
H32.25342.04701.07913.09422.14443.69472.41832.62144.05494.05493.51555.31544.30284.30284.2831
C42.03481.33131.07912.19861.47053.43962.70692.45513.26683.26682.61554.26943.25413.25413.2205
H53.89822.85373.09422.19861.07232.39923.04042.06663.88973.88973.13033.58322.25452.25452.5726
C63.45002.54532.14441.47051.07232.09832.10441.32714.06984.06983.33334.32523.01643.01643.2494
H75.47354.63243.69473.43962.39922.09831.83351.07536.08976.08975.37135.96554.54034.54034.9714
H84.58484.03802.41832.70693.04042.10441.83351.07725.86655.86655.21026.42395.06555.06555.3431
C94.48293.72072.62142.45512.06661.32711.07531.07725.35635.35634.65025.58684.19724.19724.5281
H102.41732.10074.05493.26683.88974.06986.08975.86655.35631.72801.08922.43863.05712.51012.1401
H112.41732.10074.05493.26683.88974.06986.08975.86655.35631.72801.08922.43862.51013.05712.1401
C122.15421.51053.51552.61553.13033.33335.37135.21024.65021.08921.08922.14582.17782.17781.5266
H134.29813.52505.31544.26943.58324.32525.96556.42395.58682.43862.43862.14581.74971.74971.0858
H143.91542.94774.30283.25412.25453.01644.54035.06554.19723.05712.51012.17781.74971.76221.0847
H153.91542.94774.30283.25412.25453.01644.54035.06554.19722.51013.05712.17781.74971.76221.0847
C163.54242.63264.28313.22052.57263.24944.97145.34314.52812.14012.14011.52661.08581.08471.0847

picture of 1,3-Hexadiene, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 114.702 H1 C2 C12 111.443
C2 C4 H3 115.862 C2 C4 C6 130.516
C2 C12 H10 106.692 C2 C12 H11 106.692
C2 C12 C16 120.183 H3 C4 C6 113.622
C4 C2 C12 133.856 C4 C6 H5 118.848
C4 C6 C9 122.618 H5 C6 C9 118.534
C6 C9 H7 121.367 C6 C9 H8 121.809
H7 C9 H8 116.824 H10 C12 H11 104.981
H10 C12 C16 108.645 H11 C12 C16 108.645
C12 C16 H13 109.292 C12 C16 H14 111.916
C12 C16 H15 111.916 H13 C16 H14 107.438
H13 C16 H15 107.438 H14 C16 H15 108.644
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.140 0.120   0.104
2 C -0.088 -0.338   -0.225
3 H 0.144 0.098   0.174
4 C -0.140 -0.117   -0.283
5 H 0.150 0.110   0.125
6 C -0.103 0.054   0.049
7 H 0.144 0.169   0.197
8 H 0.138 0.203   0.222
9 C -0.295 -0.507   -0.549
10 H 0.135 -0.095   -0.040
11 H 0.135 -0.095   -0.040
12 C -0.301 0.466   0.345
13 H 0.135 -0.025   0.046
14 H 0.130 -0.020   0.076
15 H 0.130 -0.020   0.076
16 C -0.455 -0.002   -0.276


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.528 -0.486 0.000 0.717
CHELPG        
AIM        
ESP -0.465 -0.430 0.000 0.633


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.667 0.390 0.000
y 0.390 -37.005 0.000
z 0.000 0.000 -42.708
Traceless
 xyz
x 3.189 0.390 0.000
y 0.390 2.683 0.000
z 0.000 0.000 -5.872
Polar
3z2-r2-11.743
x2-y20.338
xy0.390
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 15.522 2.972 0.000
y 2.972 10.347 0.000
z 0.000 0.000 7.409


<r2> (average value of r2) Å2
<r2> 219.961
(<r2>)1/2 14.831