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, (E)-)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-233.258950
Energy at 298.15K-233.268835
Nuclear repulsion energy212.793094
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 B3PW91/3-21G
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' 3250 3124 14.22      
2 A' 3177 3054 17.70      
3 A' 3163 3040 3.10      
4 A' 3152 3030 8.04      
5 A' 3141 3019 14.02      
6 A' 3132 3010 27.77      
7 A' 3058 2939 15.47      
8 A' 3026 2909 22.06      
9 A' 1724 1657 15.61      
10 A' 1683 1617 4.75      
11 A' 1565 1504 8.19      
12 A' 1525 1466 7.88      
13 A' 1498 1440 3.48      
14 A' 1452 1396 11.92      
15 A' 1401 1347 7.71      
16 A' 1379 1325 4.89      
17 A' 1355 1302 0.27      
18 A' 1328 1276 2.94      
19 A' 1216 1169 8.06      
20 A' 1095 1053 0.84      
21 A' 1076 1035 2.44      
22 A' 976 938 3.78      
23 A' 892 858 3.37      
24 A' 578 556 4.22      
25 A' 485 467 0.21      
26 A' 318 306 0.32      
27 A' 154 148 0.57      
28 A" 3132 3011 25.38      
29 A" 3049 2931 12.43      
30 A" 1560 1500 9.11      
31 A" 1332 1281 0.01      
32 A" 1135 1091 0.90      
33 A" 1059 1018 51.76      
34 A" 998 959 21.65      
35 A" 951 914 48.82      
36 A" 896 861 1.95      
37 A" 787 757 14.20      
38 A" 640 615 1.43      
39 A" 305 293 2.28      
40 A" 236 227 0.74      
41 A" 159 152 1.42      
42 A" 110 106 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 31574.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 30349.1 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 B3PW91/3-21G
ABC
0.34794 0.05177 0.04583

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.015 3.964 0.000
H2 1.447 2.831 0.000
C3 0.366 2.948 0.000
H4 -1.531 2.041 0.000
C5 -0.452 1.887 0.000
H6 1.077 0.345 0.000
C7 0.000 0.501 0.000
H8 -1.909 -0.362 0.000
C9 -0.834 -0.549 0.000
H10 -0.889 -2.490 0.879
H11 -0.889 -2.490 -0.879
C12 -0.436 -2.004 0.000
H13 1.282 -3.337 0.000
H14 1.547 -1.823 -0.890
H15 1.547 -1.823 0.890
C16 1.079 -2.260 0.000

Atom - Atom Distances (Å)
  H1 H2 C3 H4 C5 H6 C7 H8 C9 H10 H11 C12 H13 H14 H15 C16
H11.84981.08522.44932.12263.78043.46304.72284.58756.57196.57195.98277.41536.05996.05996.3194
H21.84981.08743.08142.12072.51302.74224.63234.07795.87665.87665.18816.16964.73904.73905.1038
C31.08521.08742.10301.33962.69842.47394.01653.69765.64935.64935.01616.35124.99484.99485.2564
H42.44933.08142.10301.09013.11152.17162.43242.68274.65974.65974.19036.06935.01965.01965.0309
C52.12262.12071.33961.09012.17211.45792.67992.46654.48564.48563.89095.50444.30734.30734.4207
H63.78042.51302.69843.11152.17211.08863.06922.11043.55993.55992.79403.68752.39012.39012.6049
C73.46302.74222.47392.17161.45791.08862.09541.34163.24163.24162.54264.04662.93032.93032.9644
H84.72284.63234.01652.43242.67993.06922.09541.09152.51832.51832.20594.36313.85623.85623.5399
C94.58754.07793.69762.68272.46652.11041.34161.09152.13072.13071.50763.49972.84282.84282.5660
H106.57195.87665.64934.65974.48563.55993.24162.51832.13071.75791.10172.49063.08282.52482.1670
H116.57195.87665.64934.65974.48563.55993.24162.51832.13071.75791.10172.49062.52483.08282.1670
C125.98275.18815.01614.19033.89092.79402.54262.20591.50761.10171.10172.17492.18072.18071.5363
H137.41536.16966.35126.06935.50443.68754.04664.36313.49972.49062.49062.17491.77581.77581.0959
H146.05994.73904.99485.01964.30732.39012.93033.85622.84283.08282.52482.18071.77581.78001.0963
H156.05994.73904.99485.01964.30732.39012.93033.85622.84282.52483.08282.18071.77581.78001.0963
C166.31945.10385.25645.03094.42072.60492.96443.53992.56602.16702.16701.53631.09591.09631.0963

picture of 1,3-Hexadiene, (E)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 116.732 H1 C3 C5 121.817
H2 C3 C5 121.451 C3 C5 H4 119.537
C3 C5 C7 124.283 H4 C5 C7 116.180
C5 C7 H6 116.326 C5 C7 C9 123.486
H6 C7 C9 120.189 C7 C9 H8 118.547
C7 C9 C12 126.248 H8 C9 C12 115.205
C9 C12 H10 108.489 C9 C12 H11 108.489
C9 C12 C16 114.913 H10 C12 H11 105.849
H10 C12 C16 109.356 H11 C12 C16 109.356
C12 C16 H13 110.311 C12 C16 H14 110.751
C12 C16 H15 110.751 H13 C16 H14 108.196
H13 C16 H15 108.196 H14 C16 H15 108.549
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.209      
2 H 0.204      
3 C -0.423      
4 H 0.209      
5 C -0.216      
6 H 0.209      
7 C -0.223      
8 H 0.205      
9 C -0.170      
10 H 0.229      
11 H 0.229      
12 C -0.485      
13 H 0.213      
14 H 0.217      
15 H 0.217      
16 C -0.624      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.120 -0.671 0.000 0.682
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.410 0.272 0.000
y 0.272 -35.393 0.000
z 0.000 0.000 -41.517
Traceless
 xyz
x 3.045 0.272 0.000
y 0.272 3.070 0.000
z 0.000 0.000 -6.116
Polar
3z2-r2-12.231
x2-y2-0.017
xy0.272
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 247.977
(<r2>)1/2 15.747