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: LSDA/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 LSDA/6-31G**
 hartrees
Energy at 0K-233.297741
Energy at 298.15K-233.307127
Nuclear repulsion energy214.390821
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 LSDA/6-31G**
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' 3104 3046 55.01      
2 A' 3101 3043 0.00      
3 A' 3087 3030 8.28      
4 A' 3085 3027 0.00      
5 A' 3076 3018 5.05      
6 A' 3072 3015 0.00      
7 A' 2971 2916 0.00      
8 A' 2971 2915 41.40      
9 A' 1712 1680 0.00      
10 A' 1668 1637 16.73      
11 A' 1442 1415 0.00      
12 A' 1428 1401 26.73      
13 A' 1422 1396 0.00      
14 A' 1367 1342 18.61      
15 A' 1348 1323 0.00      
16 A' 1308 1283 3.75      
17 A' 1252 1229 0.00      
18 A' 1211 1188 0.84      
19 A' 1151 1130 0.00      
20 A' 1068 1048 0.33      
21 A' 991 973 0.00      
22 A' 939 921 0.00      
23 A' 925 908 52.65      
24 A' 627 615 0.00      
25 A' 511 502 22.04      
26 A' 277 272 0.00      
27 A' 187 183 0.16      
28 A" 3031 2974 0.00      
29 A" 3031 2974 19.36      
30 A" 1417 1390 17.30      
31 A" 1417 1390 0.00      
32 A" 1006 987 0.00      
33 A" 1004 986 0.00      
34 A" 977 959 0.43      
35 A" 941 923 0.00      
36 A" 786 771 0.00      
37 A" 683 670 58.25      
38 A" 457 449 0.00      
39 A" 309 303 0.02      
40 A" 145 143 0.00      
41 A" 137 135 0.95      
42 A" 73 71 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 30358.2 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 29790.5 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 LSDA/6-31G**
ABC
0.38913 0.05334 0.04774

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.567 -2.268 0.000
C2 -0.590 -1.765 0.000
H3 -1.556 0.092 0.000
C4 -0.583 -0.417 0.000
H5 1.556 -0.092 0.000
C6 0.583 0.417 0.000
H7 1.567 2.268 0.000
C8 0.590 1.765 0.000
H9 -1.544 2.105 0.000
H10 -0.588 3.323 0.882
H11 -0.588 3.323 -0.882
C12 -0.590 2.657 0.000
H13 1.544 -2.105 0.000
H14 0.588 -3.323 0.882
H15 0.588 -3.323 -0.882
C16 0.590 -2.657 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 C8 H9 H10 H11 C12 H13 H14 H15 C16
H11.09862.36012.09563.80673.44045.51344.57404.37255.74375.74375.02033.11552.55712.55712.1927
C21.09862.09391.34782.72182.47844.57403.72293.98575.16395.16394.42192.16112.14322.14321.4796
H32.36012.09391.09863.11852.16443.80672.72182.01243.48583.48582.74013.79994.12814.12813.4881
C42.09561.34781.09862.16441.43473.44042.47842.69893.84283.84283.07412.71513.25453.25452.5282
H53.80672.72183.11852.16441.09862.36012.09393.79994.12814.12813.48812.01243.48583.48582.7401
C63.44042.47842.16441.43471.09862.09561.34782.71513.25453.25452.52822.69893.84283.84283.0741
H75.51344.57403.80673.44042.36012.09561.09863.11552.55712.55712.19274.37255.74375.74375.0203
C84.57403.72292.72182.47842.09391.34781.09862.16112.14322.14321.47963.98575.16395.16394.4219
H94.37253.98572.01242.69893.79992.71513.11552.16111.78191.78191.10145.22045.89755.89755.2178
H105.74375.16393.48583.84284.12813.25452.55712.14321.78191.76491.10565.89756.74876.97566.1579
H115.74375.16393.48583.84284.12813.25452.55712.14321.78191.76491.10565.89756.97566.74876.1579
C125.02034.42192.74013.07413.48812.52822.19271.47961.10141.10561.10565.21786.15796.15795.4428
H133.11552.16113.79992.71512.01242.69894.37253.98575.22045.89755.89755.21781.78191.78191.1014
H142.55712.14324.12813.25453.48583.84285.74375.16395.89756.74876.97566.15791.78191.76491.1056
H152.55712.14324.12813.25453.48583.84285.74375.16395.89756.97566.74876.15791.78191.76491.1056
C162.19271.47963.48812.52822.74013.07415.02034.42195.21786.15796.15795.44281.10141.10561.1056

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 117.516 H1 C2 C16 115.745
C2 C4 H3 117.349 C2 C4 C6 125.892
C2 C16 H13 112.892 C2 C16 H14 111.177
C2 C16 H15 111.177 H3 C4 C6 116.758
C4 C2 C16 126.739 C4 C6 H5 116.759
C4 C6 C8 125.892 H5 C6 C8 117.349
C6 C8 H7 117.516 C6 C8 C12 126.739
H7 C8 C12 115.745 C8 C12 H9 112.892
C8 C12 H10 111.176 C8 C12 H11 111.176
H9 C12 H10 107.676 H9 C12 H11 107.676
H10 C12 H11 105.909 H13 C16 H14 107.676
H13 C16 H15 107.676 H14 C16 H15 105.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.110      
2 C -0.113      
3 H 0.091      
4 C -0.077      
5 H 0.091      
6 C -0.077      
7 H 0.110      
8 C -0.113      
9 H 0.142      
10 H 0.156      
11 H 0.156      
12 C -0.466      
13 H 0.142      
14 H 0.156      
15 H 0.156      
16 C -0.466      


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 -36.141 -0.415 0.000
y -0.415 -33.005 0.000
z 0.000 0.000 -40.453
Traceless
 xyz
x 0.588 -0.415 0.000
y -0.415 5.292 0.000
z 0.000 0.000 -5.881
Polar
3z2-r2-11.762
x2-y2-3.136
xy-0.415
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.909 0.237 0.000
y 0.237 17.979 0.000
z 0.000 0.000 5.499


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000