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

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-191.604128
Energy at 298.15K-191.611614
Nuclear repulsion energy155.816270
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/STO-3G
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 3812 3112 0.01      
2 A 3769 3078 0.73      
3 A 3729 3045 6.94      
4 A 3723 3040 0.63      
5 A 3716 3034 0.98      
6 A 3690 3013 32.34      
7 A 3653 2983 55.10      
8 A 3564 2910 2.03      
9 A 2088 1705 4.30      
10 A 2012 1643 0.95      
11 A 1828 1493 2.89      
12 A 1821 1487 2.51      
13 A 1743 1423 0.75      
14 A 1722 1406 8.53      
15 A 1644 1342 8.99      
16 A 1540 1258 7.57      
17 A 1486 1213 0.37      
18 A 1367 1116 1.08      
19 A 1275 1041 0.17      
20 A 1250 1020 3.28      
21 A 1233 1007 0.62      
22 A 1211 989 0.35      
23 A 1147 936 16.96      
24 A 1115 910 3.00      
25 A 1022 834 0.01      
26 A 940 767 3.33      
27 A 745 608 9.34      
28 A 695 567 4.27      
29 A 434 354 2.64      
30 A 418 341 0.09      
31 A 247 202 0.22      
32 A 113 92 0.00      
33 A 94 77 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 29421.2 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 24022.4 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/STO-3G
ABC
0.52514 0.08836 0.07670

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.075 -0.379 -0.000
C2 -0.094 0.739 0.000
C3 1.221 0.646 0.000
C4 -2.377 -0.199 -0.000
C5 2.064 -0.619 0.000
H6 -0.676 -1.385 -0.000
H7 -0.540 1.727 0.000
H8 1.799 1.563 0.000
H9 -2.819 0.788 -0.000
H10 -3.071 -1.028 -0.000
H11 2.710 -0.638 -0.875
H12 1.459 -1.517 -0.003
H13 2.705 -0.642 0.879

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.48812.51431.31383.14891.08272.17333.46922.09852.09803.89422.77873.8906
C21.48811.31792.46822.55002.20291.08382.06452.72593.46183.24472.73983.2429
C32.51431.31793.69521.51982.77852.06641.08494.04254.60592.15252.17602.1526
C41.31382.46823.69524.46102.07412.66154.53251.08151.08115.18054.05655.1767
C53.14892.55001.51984.46102.84533.50512.19795.08235.15121.08811.08341.0881
H61.08272.20292.77852.07412.84533.11543.84943.05272.42143.57612.13923.5718
H72.17331.08382.06642.66153.50513.11542.34492.46533.74104.11413.81124.1130
H83.46922.06451.08494.53252.19793.84942.34494.68315.51622.53843.09932.5406
H92.09852.72594.04251.08155.08233.05272.46534.68311.83345.77734.86045.7741
H102.09803.46184.60591.08115.15122.42143.74105.51621.83345.85964.55635.8553
H113.89423.24472.15255.18051.08813.57614.11412.53845.77735.85961.76011.7543
H122.77872.73982.17604.05651.08342.13923.81123.09934.86044.55631.76011.7601
H133.89063.24292.15265.17671.08813.57184.11302.54065.77415.85531.75431.7601

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 127.176 C1 C2 H8 154.782
C2 C1 H6 117.066 C2 C1 H7 27.003
C2 C3 C4 17.296 C2 C3 H9 2.068
C3 C2 H8 27.606 C3 C4 C5 18.607
C3 C4 H10 143.121 C4 C3 H9 15.229
C4 C5 H11 126.345 C4 C5 H12 61.457
C4 C5 H13 126.057 C5 C4 H10 124.514
H6 C1 H7 144.069 H11 C5 H12 108.301
H11 C5 H13 107.441 H12 C5 H13 108.300
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.059      
2 C -0.071      
3 C -0.049      
4 C -0.132      
5 C -0.187      
6 H 0.061      
7 H 0.058      
8 H 0.057      
9 H 0.060      
10 H 0.062      
11 H 0.067      
12 H 0.066      
13 H 0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.316 -0.089 0.000 0.328
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.462 -0.052 0.001
y -0.052 -28.684 0.000
z 0.001 0.000 -31.226
Traceless
 xyz
x 1.493 -0.052 0.001
y -0.052 1.160 0.000
z 0.001 0.000 -2.653
Polar
3z2-r2-5.306
x2-y20.222
xy-0.052
xz0.001
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.973 -0.041 0.001
y -0.041 3.782 0.000
z 0.001 0.000 1.465


<r2> (average value of r2) Å2
<r2> 154.813
(<r2>)1/2 12.442