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

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/SDD
 hartrees
Energy at 0K-193.905566
Energy at 298.15K-193.913298
Nuclear repulsion energy153.357678
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 HF/SDD
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 3433 3091 37.55      
2 A 3353 3019 43.03      
3 A 3343 3010 22.59      
4 A 3332 3000 25.71      
5 A 3329 2997 7.73      
6 A 3286 2958 25.90      
7 A 3187 2870 65.19      
8 A 1883 1695 21.54      
9 A 1800 1621 13.80      
10 A 1643 1479 12.41      
11 A 1596 1437 4.65      
12 A 1573 1416 5.71      
13 A 1464 1318 3.29      
14 A 1444 1300 0.97      
15 A 1430 1288 0.28      
16 A 1314 1183 2.72      
17 A 1189 1070 2.01      
18 A 1077 970 9.32      
19 A 989 891 4.02      
20 A 516 464 0.01      
21 A 491 442 0.65      
22 A 214 193 1.45      
23 A 3252 2928 46.37      
24 A 1633 1470 11.41      
25 A 1200 1080 1.29      
26 A 1155 1040 26.11      
27 A 1117 1006 117.38      
28 A 1088 980 16.08      
29 A 956 861 7.26      
30 A 714 643 4.46      
31 A 274 247 4.39      
32 A 210 189 0.07      
33 A 138 125 1.07      

Unscaled Zero Point Vibrational Energy (zpe) 26811.3 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 24140.9 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 HF/SDD
ABC
0.96777 0.07140 0.06731

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.443 0.718 0.000
C2 -1.417 -0.140 0.000
C3 0.000 0.256 0.000
C4 1.016 -0.614 0.000
C5 2.477 -0.244 0.000
H6 -2.294 1.783 0.000
H7 -3.461 0.377 0.000
H8 -1.616 -1.198 0.000
H9 0.203 1.314 0.000
H10 0.798 -1.670 0.000
H11 2.616 0.831 0.000
H12 2.978 -0.649 0.874
H13 2.978 -0.649 -0.874

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.33732.48633.70675.01301.07551.07342.08722.71204.02565.05985.65855.6585
C21.33731.47122.47893.89532.11332.10781.07702.17632.69214.14774.50974.5097
C32.48631.47121.33752.52682.75583.46272.17371.07722.08462.67803.23283.2328
C43.70672.47891.33751.50694.08684.58512.69602.09231.07842.15522.14782.1478
C55.01303.89532.52681.50695.18355.96984.20242.75642.20301.08341.08611.0861
H61.07552.11332.75584.08685.18351.82753.05752.54044.63505.00105.87135.8713
H71.07342.10783.46274.58515.96981.82752.42563.78144.72486.09326.57806.5780
H82.08721.07702.17372.69604.20243.05752.42563.10122.45934.69274.70804.7080
H92.71202.17631.07722.09232.75642.54043.78143.10123.04262.46083.50993.5099
H104.02562.69212.08461.07842.20304.63504.72482.45933.04263.09152.56082.5608
H115.05984.14772.67802.15521.08345.00106.09324.69272.46083.09151.75671.7567
H125.65854.50973.23282.14781.08615.87136.57804.70803.50992.56081.75671.7484
H135.65854.50973.23282.14781.08615.87136.57804.70803.50992.56081.75671.7484

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 124.507 C1 C2 H8 119.262
C2 C1 H6 121.929 C2 C1 H7 121.557
C2 C3 C4 123.843 C2 C3 H9 116.445
C3 C2 H8 116.231 C3 C4 C5 125.223
C3 C4 H10 118.882 C4 C3 H9 119.711
C4 C5 H11 111.577 C4 C5 H12 110.811
C4 C5 H13 110.811 C5 C4 H10 115.896
H6 C1 H7 116.515 H11 C5 H12 108.142
H11 C5 H13 108.142 H12 C5 H13 107.196
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.536      
2 C -0.034      
3 C -0.175      
4 C -0.125      
5 C -0.619      
6 H 0.180      
7 H 0.190      
8 H 0.182      
9 H 0.193      
10 H 0.181      
11 H 0.184      
12 H 0.189      
13 H 0.189      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.651 -0.251 0.000 0.698
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.999 -0.213 0.000
y -0.213 -29.389 0.000
z 0.000 0.000 -36.293
Traceless
 xyz
x 2.842 -0.213 0.000
y -0.213 3.757 0.000
z 0.000 0.000 -6.599
Polar
3z2-r2-13.198
x2-y2-0.610
xy-0.213
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.013 -3.405 0.000
y -3.405 8.077 0.000
z 0.000 0.000 4.105


<r2> (average value of r2) Å2
<r2> 174.437
(<r2>)1/2 13.207