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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-195.042029
Energy at 298.15K-195.049317
Nuclear repulsion energy152.579647
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 PBEPBE/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 3184 3140 13.96      
2 A 3093 3050 3.40      
3 A 3081 3039 65.01      
4 A 3076 3034 2.93      
5 A 3068 3026 0.96      
6 A 3059 3017 3.54      
7 A 2961 2921 34.80      
8 A 1682 1659 15.23      
9 A 1635 1613 3.68      
10 A 1453 1433 8.27      
11 A 1415 1395 4.67      
12 A 1370 1352 2.46      
13 A 1297 1280 3.03      
14 A 1283 1265 0.28      
15 A 1256 1239 2.44      
16 A 1189 1172 1.06      
17 A 1087 1072 0.02      
18 A 965 952 11.82      
19 A 888 876 8.06      
20 A 473 467 0.00      
21 A 439 433 0.29      
22 A 190 187 1.66      
23 A 3015 2974 18.73      
24 A 1439 1419 6.76      
25 A 1021 1007 0.62      
26 A 1017 1003 32.84      
27 A 947 934 5.17      
28 A 872 860 34.92      
29 A 813 802 6.89      
30 A 629 620 0.85      
31 A 257 253 1.87      
32 A 209 206 0.05      
33 A 137 135 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 24249.2 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 23917.0 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 PBEPBE/6-31G**
ABC
0.94746 0.07120 0.06706

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.416 0.826 0.000
C2 -1.415 -0.081 0.000
C3 0.000 0.251 0.000
C4 0.998 -0.663 0.000
C5 2.462 -0.344 0.000
H6 -2.210 1.902 0.000
H7 -3.466 0.524 0.000
H8 -1.663 -1.151 0.000
H9 0.257 1.321 0.000
H10 0.728 -1.728 0.000
H11 2.642 0.743 0.000
H12 2.968 -0.775 0.884
H13 2.968 -0.775 -0.884

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.35082.48343.72485.01631.09511.09272.11562.71804.05065.05915.68585.6858
C21.35081.45322.48233.88552.13592.13891.09872.18102.70274.13984.52424.5242
C32.48341.45321.35362.53292.75823.47702.17521.09942.10912.68763.26223.2622
C43.72482.48231.35361.49764.10734.61982.70562.11731.09942.16262.16132.1613
C55.01633.88552.53291.49765.18375.99144.20272.76302.21861.10161.10571.1057
H61.09512.13592.75824.10735.18371.86413.10132.53434.66974.98905.89545.8954
H71.09272.13893.47704.61985.99141.86412.46163.80714.76076.11266.62316.6231
H82.11561.09872.17522.70564.20273.10132.46163.12932.45924.70314.72884.7288
H92.71802.18101.09942.11732.76302.53433.80713.12933.08482.45483.53883.5388
H104.05062.70272.10911.09942.21864.66974.76072.45923.08483.12572.58952.5895
H115.05914.13982.68762.16261.10164.98906.11264.70312.45483.12571.78621.7862
H125.68584.52423.26222.16131.10575.89546.62314.72883.53882.58951.78621.7673
H135.68584.52423.26222.16131.10575.89546.62314.72883.53882.58951.78621.7673

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 124.632 C1 C2 H8 119.113
C2 C1 H6 121.323 C2 C1 H7 121.816
C2 C3 C4 124.317 C2 C3 H9 116.708
C3 C2 H8 116.255 C3 C4 C5 125.253
C3 C4 H10 118.221 C4 C3 H9 118.975
C4 C5 H11 111.707 C4 C5 H12 111.350
C4 C5 H13 111.350 C5 C4 H10 116.526
H6 C1 H7 116.861 H11 C5 H12 108.042
H11 C5 H13 108.042 H12 C5 H13 106.104
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.285      
2 C -0.044      
3 C -0.063      
4 C -0.086      
5 C -0.408      
6 H 0.106      
7 H 0.111      
8 H 0.090      
9 H 0.084      
10 H 0.094      
11 H 0.128      
12 H 0.137      
13 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.624 -0.220 0.000 0.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.864 -0.167 0.000
y -0.167 -29.157 0.000
z 0.000 0.000 -34.171
Traceless
 xyz
x 2.800 -0.167 0.000
y -0.167 2.361 0.000
z 0.000 0.000 -5.161
Polar
3z2-r2-10.322
x2-y20.293
xy-0.167
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.404 -2.827 0.000
y -2.827 8.537 0.000
z 0.000 0.000 3.982


<r2> (average value of r2) Å2
<r2> 174.544
(<r2>)1/2 13.212