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: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-234.592552
Energy at 298.15K-234.602007
Nuclear repulsion energy211.432449
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 B3LYP/LANL2DZ
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' 3191 3067 115.73      
2 A' 3181 3058 0.00      
3 A' 3161 3038 0.00      
4 A' 3154 3032 40.64      
5 A' 3145 3023 3.17      
6 A' 3138 3016 0.00      
7 A' 3028 2911 0.01      
8 A' 3028 2910 81.76      
9 A' 1721 1654 0.00      
10 A' 1666 1602 12.07      
11 A' 1517 1458 0.00      
12 A' 1514 1456 34.53      
13 A' 1474 1417 0.00      
14 A' 1448 1392 27.23      
15 A' 1442 1386 0.00      
16 A' 1394 1340 1.49      
17 A' 1324 1273 0.00      
18 A' 1286 1236 1.84      
19 A' 1185 1139 0.00      
20 A' 1103 1060 1.79      
21 A' 1026 986 0.00      
22 A' 939 902 41.03      
23 A' 920 884 0.00      
24 A' 643 618 0.00      
25 A' 529 508 18.37      
26 A' 274 263 0.00      
27 A' 189 181 0.33      
28 A" 3089 2969 65.97      
29 A" 3089 2969 0.92      
30 A" 1512 1454 26.20      
31 A" 1512 1453 0.00      
32 A" 1079 1037 0.00      
33 A" 1077 1035 0.31      
34 A" 1037 997 0.76      
35 A" 1013 974 0.00      
36 A" 830 798 0.00      
37 A" 726 698 111.30      
38 A" 475 457 0.00      
39 A" 324 311 0.03      
40 A" 116 112 0.00      
41 A" 110 106 1.00      
42 A" 67 65 0.81      

Unscaled Zero Point Vibrational Energy (zpe) 31337.7 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 30121.8 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 B3LYP/LANL2DZ
ABC
0.38391 0.05110 0.04586

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.925 -2.620 0.000
C2 1.095 -1.541 0.000
H3 -0.975 -1.221 0.000
C4 0.000 -0.733 0.000
H5 0.975 1.221 0.000
C6 0.000 0.733 0.000
H7 -0.925 2.620 0.000
C8 -1.095 1.541 0.000
H9 -2.684 0.041 0.000
H10 -3.067 1.532 0.883
H11 -3.067 1.532 -0.883
C12 -2.550 1.127 0.000
H13 2.684 -0.041 0.000
H14 3.067 -1.532 0.883
H15 3.067 -1.532 -0.883
C16 2.550 -1.127 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 C8 H9 H10 H11 C12 H13 H14 H15 C16
H11.09222.35962.10133.84093.47815.55664.62544.48365.82635.82635.10993.12162.55982.55982.2066
C21.09222.09501.36102.76432.52414.62543.78124.09695.24815.24814.51702.18492.16032.16031.5123
H32.35962.09501.09043.12472.18343.84092.76442.12403.56763.56762.82673.84444.14904.14903.5261
C42.10131.36101.09042.18341.46593.47812.52412.79333.91313.91313.15602.77153.28973.28972.5799
H53.84092.76433.12472.18341.09042.35962.09503.84444.14904.14903.52612.12403.56763.56762.8267
C63.47812.52412.18341.46591.09042.10131.36102.77153.28973.28972.57992.79333.91313.91313.1560
H75.55664.62543.84093.47812.35962.10131.09223.12162.55982.55982.20664.48365.82635.82635.1099
C84.62543.78122.76442.52412.09501.36101.09222.18492.16032.16031.51234.09695.24815.24814.5170
H94.48364.09692.12402.79333.84442.77153.12162.18491.77391.77391.09425.36836.02686.02685.3623
H105.82635.24813.56763.91314.14903.28972.55982.16031.77391.76541.10016.02686.85597.07966.2763
H115.82635.24813.56763.91314.14903.28972.55982.16031.77391.76541.10016.02687.07966.85596.2763
C125.10994.51702.82673.15603.52612.57992.20661.51231.09421.10011.10015.36226.27636.27635.5752
H133.12162.18493.84442.77152.12402.79334.48364.09695.36836.02686.02685.36221.77391.77391.0942
H142.55982.16034.14903.28973.56763.91315.82635.24816.02686.85597.07966.27631.77391.76541.1001
H152.55982.16034.14903.28973.56763.91315.82635.24816.02687.07966.85596.27631.77391.76541.1001
C162.20661.51233.52612.57992.82673.15605.10994.51705.36236.27636.27635.57521.09421.10011.1001

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 117.449 H1 C2 C16 114.870
C2 C4 H3 117.006 C2 C4 C6 126.431
C2 C16 H13 112.937 C2 C16 H14 110.581
C2 C16 H15 110.581 H3 C4 C6 116.563
C4 C2 C16 127.681 C4 C6 H5 116.563
C4 C6 C8 126.431 H5 C6 C8 117.006
C6 C8 H7 117.449 C6 C8 C12 127.681
H7 C8 C12 114.870 C8 C12 H9 112.937
C8 C12 H10 110.581 C8 C12 H11 110.581
H9 C12 H10 107.889 H9 C12 H11 107.889
H10 C12 H11 106.716 H13 C16 H14 107.888
H13 C16 H15 107.888 H14 C16 H15 106.716
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.189      
2 C -0.150      
3 H 0.198      
4 C -0.182      
5 H 0.198      
6 C -0.182      
7 H 0.189      
8 C -0.150      
9 H 0.213      
10 H 0.211      
11 H 0.211      
12 C -0.691      
13 H 0.213      
14 H 0.211      
15 H 0.211      
16 C -0.691      


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 -33.641 -1.251 0.000
y -1.251 -35.020 0.000
z 0.000 0.000 -41.370
Traceless
 xyz
x 4.553 -1.251 0.000
y -1.251 2.486 0.000
z 0.000 0.000 -7.040
Polar
3z2-r2-14.079
x2-y21.378
xy-1.251
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.703 -4.548 0.000
y -4.548 11.721 0.000
z 0.000 0.000 5.567


<r2> (average value of r2) Å2
<r2> 250.347
(<r2>)1/2 15.822