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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-195.152090
Energy at 298.15K-195.159626
HF Energy-195.152090
Nuclear repulsion energy155.650569
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 B1B95/6-31G
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' 3288 3136 21.15      
2 A' 3211 3062 45.62      
3 A' 3202 3054 13.08      
4 A' 3190 3042 8.23      
5 A' 3181 3034 7.10      
6 A' 3169 3022 2.48      
7 A' 3060 2918 30.28      
8 A' 1764 1682 9.62      
9 A' 1702 1623 2.33      
10 A' 1540 1468 9.79      
11 A' 1513 1443 12.62      
12 A' 1468 1400 7.63      
13 A' 1442 1375 0.47      
14 A' 1360 1297 0.57      
15 A' 1334 1272 1.45      
16 A' 1226 1169 2.60      
17 A' 1098 1047 0.22      
18 A' 1000 954 13.72      
19 A' 920 877 1.67      
20 A' 636 607 5.96      
21 A' 397 379 3.73      
22 A' 222 212 0.22      
23 A" 3119 2974 21.77      
24 A" 1530 1459 10.56      
25 A" 1098 1047 0.01      
26 A" 1066 1017 12.35      
27 A" 1029 981 0.25      
28 A" 977 932 68.99      
29 A" 827 789 9.76      
30 A" 661 631 33.13      
31 A" 367 350 0.14      
32 A" 140 134 0.02      
33 A" 119 114 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 25426.4 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 24249.2 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 B1B95/6-31G
ABC
0.53391 0.08799 0.07661

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.393 0.152 0.000
C2 1.102 -0.210 0.000
C3 0.000 0.738 0.000
C4 -1.314 0.450 0.000
C5 -1.950 -0.903 0.000
H6 2.690 1.196 0.000
H7 3.193 -0.578 0.000
H8 0.857 -1.268 0.000
H9 0.291 1.785 0.000
H10 -2.010 1.284 0.000
H11 -1.223 -1.716 0.000
H12 -2.592 -1.030 0.878
H13 -2.592 -1.030 -0.878

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34092.46383.71924.46961.08511.08242.09152.66204.54704.07075.19865.1986
C21.34091.45342.50453.12992.12052.12281.08572.15373.45272.77083.88503.8850
C32.46381.45341.34522.54872.72853.45312.18091.08742.08352.74203.25853.2585
C43.71922.50451.34521.49524.07274.62242.76842.08831.08712.16782.14392.1439
C54.46963.12992.54871.49525.09265.15312.83083.50042.18871.09011.09551.0955
H61.08512.12052.72854.07275.09261.84343.07022.46994.70114.87785.79905.7990
H71.08242.12283.45314.62245.15311.84342.43523.74205.52644.56065.86895.8689
H82.09151.08572.18092.76842.83083.07022.43523.10513.83892.12863.56763.5676
H92.66202.15371.08742.08833.50042.46993.74203.10512.35563.81524.12494.1249
H104.54703.45272.08351.08712.18874.70115.52643.83892.35563.10212.54332.5433
H114.07072.77082.74202.16781.09014.87784.56062.12863.81523.10211.76511.7651
H125.19863.88503.25852.14391.09555.79905.86893.56764.12492.54331.76511.7565
H135.19863.88503.25852.14391.09555.79905.86893.56764.12492.54331.76511.7565

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 123.655 C1 C2 H8 118.685
C2 C1 H6 121.518 C2 C1 H7 121.961
C2 C3 C4 126.948 C2 C3 H9 115.154
C3 C2 H8 117.660 C3 C4 C5 127.536
C3 C4 H10 117.478 C4 C3 H9 117.898
C4 C5 H11 113.031 C4 C5 H12 110.749
C4 C5 H13 110.749 C5 C4 H10 114.986
H6 C1 H7 116.521 H11 C5 H12 107.723
H11 C5 H13 107.723 H12 C5 H13 106.590
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.353      
2 C -0.094      
3 C -0.139      
4 C -0.140      
5 C -0.511      
6 H 0.147      
7 H 0.147      
8 H 0.148      
9 H 0.142      
10 H 0.145      
11 H 0.164      
12 H 0.172      
13 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.512 -0.223 0.000 0.558
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.603 0.220 0.000
y 0.220 -29.210 0.000
z 0.000 0.000 -34.411
Traceless
 xyz
x 3.208 0.220 0.000
y 0.220 2.297 0.000
z 0.000 0.000 -5.504
Polar
3z2-r2-11.009
x2-y20.607
xy0.220
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.003 0.877 0.000
y 0.877 7.028 0.000
z 0.000 0.000 3.567


<r2> (average value of r2) Å2
<r2> 155.854
(<r2>)1/2 12.484