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 (2,4-Hexadiene, (Z,Z)-)

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-233.083877
Energy at 298.15K-233.093682
HF Energy-233.083877
Nuclear repulsion energy214.278084
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/Def2TZVPP
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' 3335 3023 49.83      
2 A' 3327 3016 0.00      
3 A' 3285 2978 0.00      
4 A' 3282 2975 43.83      
5 A' 3257 2952 22.15      
6 A' 3254 2949 0.00      
7 A' 3157 2862 0.00      
8 A' 3157 2861 89.93      
9 A' 1880 1704 0.00      
10 A' 1807 1638 13.52      
11 A' 1609 1458 0.00      
12 A' 1606 1456 18.21      
13 A' 1590 1441 0.00      
14 A' 1551 1406 3.51      
15 A' 1535 1392 0.00      
16 A' 1491 1352 13.10      
17 A' 1405 1273 0.00      
18 A' 1369 1241 0.94      
19 A' 1260 1142 0.00      
20 A' 1172 1063 0.75      
21 A' 1069 969 0.00      
22 A' 977 885 26.84      
23 A' 960 870 0.00      
24 A' 675 612 0.00      
25 A' 558 506 17.24      
26 A' 289 262 0.00      
27 A' 199 181 0.26      
28 A" 3193 2894 59.75      
29 A" 3193 2894 0.00      
30 A" 1601 1451 11.51      
31 A" 1601 1451 0.00      
32 A" 1170 1060 0.00      
33 A" 1169 1060 5.12      
34 A" 1123 1018 3.80      
35 A" 1100 997 0.00      
36 A" 888 805 0.00      
37 A" 768 696 72.62      
38 A" 519 471 0.00      
39 A" 351 318 0.17      
40 A" 132 120 0.00      
41 A" 121 110 0.68      
42 A" 55 50 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 33019.5 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 29928.9 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/Def2TZVPP
ABC
0.39343 0.05240 0.04703

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.548 -2.239 0.000
C2 -0.586 -1.759 0.000
H3 -1.547 0.037 0.000
C4 -0.586 -0.437 0.000
H5 1.547 -0.037 0.000
C6 0.586 0.437 0.000
H7 1.548 2.239 0.000
C8 0.586 1.759 0.000
H9 -1.538 2.186 0.000
H10 -0.553 3.339 0.871
H11 -0.553 3.339 -0.871
C12 -0.586 2.692 0.000
H13 1.538 -2.186 0.000
H14 0.553 -3.339 0.871
H15 0.553 -3.339 -0.871
C16 0.586 -2.692 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 C8 H9 H10 H11 C12 H13 H14 H15 C16
H11.07542.27572.04303.79923.42325.44484.53234.42475.73245.73245.02463.08682.52672.52672.1822
C21.07542.03641.32192.74182.48934.53233.70814.05765.17155.17154.45132.16662.13372.13371.4986
H32.27572.03641.07133.09492.17043.79922.74182.14903.55673.55672.82433.80194.06964.06963.4638
C42.04301.32191.07132.17041.46213.42322.48932.79003.87503.87503.12952.75113.23663.23662.5418
H53.79922.74183.09492.17041.07132.27572.03643.80194.06964.06963.46382.14903.55673.55672.8243
C63.42322.48932.17041.46211.07132.04301.32192.75113.23663.23662.54182.79003.87503.87503.1295
H75.44484.53233.79923.42322.27572.04301.07543.08682.52672.52672.18224.42475.73245.73245.0246
C84.53233.70812.74182.48932.03641.32191.07542.16662.13372.13371.49864.05775.17155.17154.4513
H94.42474.05762.14902.79003.80192.75113.08682.16661.74871.74871.07835.34485.97065.97065.3204
H105.73245.17153.55673.87504.06963.23662.52672.13371.74871.74221.08515.97066.76826.98896.1992
H115.73245.17153.55673.87504.06963.23662.52672.13371.74871.74221.08515.97066.98896.76826.1992
C125.02464.45132.82433.12953.46382.54182.18221.49861.07831.08511.08515.32046.19926.19925.5109
H133.08682.16663.80192.75112.14902.79004.42474.05775.34485.97065.97065.32041.74871.74871.0783
H142.52672.13374.06963.23663.55673.87505.73245.17155.97066.76826.98896.19921.74871.74221.0851
H152.52672.13374.06963.23663.55673.87505.73245.17155.97066.98896.76826.19921.74871.74221.0851
C162.18221.49863.46382.54182.82433.12955.02464.45135.32046.19926.19925.51091.07831.08511.0851

picture of 2,4-Hexadiene, (Z,Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 116.533 H1 C2 C16 114.947
C2 C4 H3 116.227 C2 C4 C6 126.722
C2 C16 H13 113.435 C2 C16 H14 110.315
C2 C16 H15 110.315 H3 C4 C6 117.051
C4 C2 C16 128.520 C4 C6 H5 117.051
C4 C6 C8 126.722 H5 C6 C8 116.227
C6 C8 H7 116.533 C6 C8 C12 128.520
H7 C8 C12 114.947 C8 C12 H9 113.435
C8 C12 H10 110.315 C8 C12 H11 110.315
H9 C12 H10 107.862 H9 C12 H11 107.862
H10 C12 H11 106.793 H13 C16 H14 107.862
H13 C16 H15 107.862 H14 C16 H15 106.793
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.066      
2 C -0.055      
3 H 0.067      
4 C -0.110      
5 H 0.067      
6 C -0.110      
7 H 0.066      
8 C -0.055      
9 H 0.053      
10 H 0.062      
11 H 0.062      
12 C -0.144      
13 H 0.053      
14 H 0.062      
15 H 0.062      
16 C -0.144      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.662 0.924 0.000
y 0.924 -34.963 0.000
z 0.000 0.000 -41.876
Traceless
 xyz
x 1.757 0.924 0.000
y 0.924 4.307 0.000
z 0.000 0.000 -6.064
Polar
3z2-r2-12.128
x2-y2-1.700
xy0.924
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.983 3.725 0.000
y 3.725 15.889 0.000
z 0.000 0.000 7.405


<r2> (average value of r2) Å2
<r2> 245.477
(<r2>)1/2 15.668