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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G**
 hartrees
Energy at 0K-195.058031
Energy at 298.15K-195.065507
HF Energy-195.058031
Nuclear repulsion energy155.661991
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 PBE1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3275 3121 14.47      
2 A' 3202 3052 29.81      
3 A' 3194 3044 18.31      
4 A' 3184 3035 8.10      
5 A' 3176 3027 6.16      
6 A' 3164 3015 2.93      
7 A' 3060 2916 26.46      
8 A' 1760 1677 9.77      
9 A' 1700 1620 2.03      
10 A' 1517 1446 7.84      
11 A' 1491 1421 12.89      
12 A' 1441 1373 3.61      
13 A' 1410 1344 1.64      
14 A' 1333 1271 1.02      
15 A' 1305 1243 1.41      
16 A' 1207 1150 1.72      
17 A' 1075 1025 0.02      
18 A' 982 936 13.58      
19 A' 912 869 1.95      
20 A' 619 590 5.89      
21 A' 388 370 4.30      
22 A' 220 209 0.31      
23 A" 3114 2968 17.65      
24 A" 1507 1436 7.65      
25 A" 1069 1018 0.73      
26 A" 1049 1000 12.32      
27 A" 998 952 1.82      
28 A" 932 889 49.54      
29 A" 811 773 7.25      
30 A" 647 617 26.61      
31 A" 360 343 0.09      
32 A" 150 143 0.05      
33 A" 124 118 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 25186.6 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 24005.3 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 PBE1PBE/6-31G**
ABC
0.53395 0.08808 0.07668

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.391 0.154 0.000
C2 1.102 -0.210 0.000
C3 0.000 0.737 0.000
C4 -1.312 0.448 0.000
C5 -1.949 -0.904 0.000
H6 2.686 1.201 0.000
H7 3.192 -0.579 0.000
H8 0.859 -1.271 0.000
H9 0.289 1.788 0.000
H10 -2.008 1.287 0.000
H11 -1.223 -1.720 0.000
H12 -2.594 -1.028 0.879
H13 -2.594 -1.028 -0.879

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.33902.46123.71474.46701.08811.08582.09192.66254.54254.07085.19855.1985
C21.33901.45292.50213.12932.12062.12251.08872.15663.45132.77283.88703.8870
C32.46121.45291.34352.54772.72553.45302.18361.09022.08172.74473.25893.2589
C43.71472.50211.34351.49414.06804.61992.76872.08821.08992.16982.14402.1440
C54.46703.12932.54771.49415.09035.15162.83173.50092.19111.09281.09791.0979
H61.08812.12062.72554.06805.09031.85103.07362.46724.69434.87965.79855.7985
H71.08582.12253.45304.61995.15161.85102.43373.74585.52484.56025.87035.8703
H82.09191.08872.18362.76872.83173.07362.43373.11133.84152.12973.57163.5716
H92.66252.15661.09022.08823.50092.46723.74583.11132.35133.82034.12574.1257
H104.54253.45132.08171.08992.19114.69435.52483.84152.35133.10762.54482.5448
H114.07082.77282.74472.16981.09284.87964.56022.12973.82033.10761.77011.7701
H125.19853.88703.25892.14401.09795.79855.87033.57164.12572.54481.77011.7589
H135.19853.88703.25892.14401.09795.79855.87033.57164.12572.54481.77011.7589

picture of 1,3-Pentadiene, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.615 C1 C2 H8 118.654
C2 C1 H6 121.443 C2 C1 H7 121.820
C2 C3 C4 126.917 C2 C3 H9 115.259
C3 C2 H8 117.731 C3 C4 C5 127.669
C3 C4 H10 117.247 C4 C3 H9 117.824
C4 C5 H11 113.113 C4 C5 H12 110.688
C4 C5 H13 110.688 C5 C4 H10 115.084
H6 C1 H7 116.738 H11 C5 H12 107.807
H11 C5 H13 107.807 H12 C5 H13 106.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.409      
2 C -0.100      
3 C -0.153      
4 C -0.150      
5 C -0.568      
6 H 0.169      
7 H 0.171      
8 H 0.161      
9 H 0.157      
10 H 0.163      
11 H 0.183      
12 H 0.188      
13 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.487 -0.208 0.000 0.530
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.479 0.171 0.000
y 0.171 -29.090 0.000
z 0.000 0.000 -34.323
Traceless
 xyz
x 3.228 0.171 0.000
y 0.171 2.311 0.000
z 0.000 0.000 -5.539
Polar
3z2-r2-11.077
x2-y20.611
xy0.171
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.140 0.863 0.000
y 0.863 7.175 0.000
z 0.000 0.000 3.818


<r2> (average value of r2) Å2
<r2> 155.691
(<r2>)1/2 12.478