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All results from a given calculation for C5H8 (1,3-Pentadiene, (E)-)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-195.030517
Energy at 298.15K-195.037797
HF Energy-195.030517
Nuclear repulsion energy152.503501
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 PBEPBEultrafine/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' 3181 3129 15.53      
2 A' 3095 3044 4.77      
3 A' 3080 3029 63.97      
4 A' 3074 3023 8.34      
5 A' 3067 3016 0.94      
6 A' 3056 3006 3.45      
7 A' 2963 2914 36.74      
8 A' 1685 1657 14.62      
9 A' 1639 1612 3.71      
10 A' 1471 1447 9.12      
11 A' 1426 1403 3.94      
12 A' 1388 1365 2.58      
13 A' 1306 1284 2.94      
14 A' 1292 1271 0.33      
15 A' 1266 1245 2.54      
16 A' 1195 1175 1.01      
17 A' 1092 1074 0.01      
18 A' 971 955 12.07      
19 A' 893 878 7.52      
20 A' 473 465 0.00      
21 A' 438 431 0.29      
22 A' 190 187 1.62      
23 A" 3012 2963 20.02      
24 A" 1458 1434 7.23      
25 A" 1030 1013 0.01      
26 A" 1018 1002 34.65      
27 A" 948 933 4.83      
28 A" 869 854 37.20      
29 A" 813 800 7.35      
30 A" 627 617 0.90      
31 A" 257 253 1.89      
32 A" 211 207 0.06      
33 A" 138 135 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 24310.4 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 23909.3 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 PBEPBEultrafine/6-31G*
ABC
0.94671 0.07114 0.06700

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.418 0.824 0.000
C2 -1.415 -0.082 0.000
C3 0.000 0.252 0.000
C4 0.999 -0.662 0.000
C5 2.463 -0.342 0.000
H6 -2.216 1.901 0.000
H7 -3.469 0.520 0.000
H8 -1.661 -1.153 0.000
H9 0.255 1.322 0.000
H10 0.731 -1.729 0.000
H11 2.643 0.746 0.000
H12 2.970 -0.773 0.885
H13 2.970 -0.773 -0.885

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.35122.48473.72615.01861.09611.09372.11682.71904.05325.06175.68865.6886
C21.35121.45372.48293.88692.13832.14011.09942.18152.70494.14154.52624.5262
C32.48471.45371.35392.53392.76223.47902.17561.10022.11102.68893.26393.2639
C43.72612.48291.35391.49844.11144.62152.70532.11881.10012.16412.16292.1629
C55.01863.88692.53391.49845.18915.99424.20322.76532.21871.10291.10691.1069
H61.09612.13832.76224.11145.18911.86463.10412.53774.67504.99445.90125.9012
H71.09372.14013.47904.62155.99421.86462.46313.80904.76356.11606.62636.6263
H82.11681.09942.17562.70534.20323.10412.46313.13012.46004.70444.72984.7298
H92.71902.18151.10022.11882.76532.53773.80903.13013.08752.45673.54163.5416
H104.05322.70492.11101.10012.21874.67504.76352.46003.08753.12722.59022.5902
H115.06174.14152.68892.16411.10294.99446.11604.70442.45673.12721.78801.7880
H125.68864.52623.26392.16291.10695.90126.62634.72983.54162.59021.78801.7700
H135.68864.52623.26392.16291.10695.90126.62634.72983.54162.59021.78801.7700

picture of 1,3-Pentadiene, (E)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.670 C1 C2 H8 119.131
C2 C1 H6 121.440 C2 C1 H7 121.810
C2 C3 C4 124.302 C2 C3 H9 116.662
C3 C2 H8 116.199 C3 C4 C5 125.261
C3 C4 H10 118.311 C4 C3 H9 119.037
C4 C5 H11 111.691 C4 C5 H12 111.356
C4 C5 H13 111.356 C5 C4 H10 116.428
H6 C1 H7 116.749 H11 C5 H12 108.014
H11 C5 H13 108.014 H12 C5 H13 106.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.378      
2 C -0.070      
3 C -0.106      
4 C -0.111      
5 C -0.537      
6 H 0.147      
7 H 0.150      
8 H 0.131      
9 H 0.125      
10 H 0.134      
11 H 0.169      
12 H 0.174      
13 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.604 -0.220 0.000 0.643
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.883 -0.170 -0.001
y -0.170 -29.096 -0.000
z -0.001 -0.000 -34.234
Traceless
 xyz
x 2.782 -0.170 -0.001
y -0.170 2.463 -0.000
z -0.001 -0.000 -5.245
Polar
3z2-r2-10.489
x2-y20.212
xy-0.170
xz-0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.299 -2.818 -0.002
y -2.818 8.442 0.001
z -0.002 0.001 3.894


<r2> (average value of r2) Å2
<r2> 174.699
(<r2>)1/2 13.217