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

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-195.100814
Energy at 298.15K-195.108162
HF Energy-195.100814
Nuclear repulsion energy155.247582
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/cc-pVTZ
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' 3156 3134 13.45      
2 A' 3081 3060 42.32      
3 A' 3075 3053 1.45      
4 A' 3066 3045 9.34      
5 A' 3059 3038 4.99      
6 A' 3046 3025 2.21      
7 A' 2953 2933 25.13      
8 A' 1654 1643 12.47      
9 A' 1608 1597 3.72      
10 A' 1438 1429 6.16      
11 A' 1421 1412 18.41      
12 A' 1364 1355 2.97      
13 A' 1346 1337 2.70      
14 A' 1278 1269 0.86      
15 A' 1249 1240 2.24      
16 A' 1159 1151 1.32      
17 A' 1029 1022 0.09      
18 A' 943 937 14.90      
19 A' 877 871 4.27      
20 A' 601 597 5.05      
21 A' 377 375 4.21      
22 A' 209 208 0.19      
23 A" 2995 2974 14.59      
24 A" 1426 1416 6.67      
25 A" 1016 1009 2.74      
26 A" 1004 997 13.05      
27 A" 954 947 1.31      
28 A" 889 883 41.67      
29 A" 780 774 5.59      
30 A" 625 620 26.11      
31 A" 348 346 0.23      
32 A" 149 148 0.00      
33 A" 123 122 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 24147.9 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 23981.3 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 PBEPBE/cc-pVTZ
ABC
0.53138 0.08765 0.07630

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.399 0.156 0.000
C2 1.102 -0.203 0.000
C3 0.000 0.739 0.000
C4 -1.318 0.445 0.000
C5 -1.950 -0.910 0.000
H6 2.696 1.208 0.000
H7 3.199 -0.584 0.000
H8 0.858 -1.269 0.000
H9 0.286 1.796 0.000
H10 -2.018 1.286 0.000
H11 -1.219 -1.728 0.000
H12 -2.600 -1.037 0.881
H13 -2.600 -1.037 -0.881

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.34532.46853.72784.47761.09241.08962.09892.67494.55894.07935.21415.2141
C21.34531.45022.50563.13322.12802.13061.09362.15983.45752.77763.89593.8959
C32.46851.45021.35022.55422.73603.46142.18401.09492.09072.75203.26973.2697
C43.72782.50561.35021.49594.08524.63232.77022.09661.09432.17552.14882.1488
C54.47763.13322.55421.49595.10575.15902.83093.51052.19791.09641.10201.1020
H61.09242.12802.73604.08525.10571.86043.08392.48104.71414.89325.81875.8187
H71.08962.13063.46144.63235.15901.86042.43893.76165.54164.56385.88265.8826
H82.09891.09362.18402.77022.83093.08392.43893.11843.84732.12753.57603.5760
H92.67492.15981.09492.09663.51052.48103.76163.11842.35913.83204.13884.1388
H104.55893.45752.09071.09432.19794.71415.54163.84732.35913.11832.55222.5522
H114.07932.77762.75202.17551.09644.89324.56382.12753.83203.11831.77741.7774
H125.21413.89593.26972.14881.10205.81875.88263.57604.13882.55221.77741.7618
H135.21413.89593.26972.14881.10205.81875.88263.57604.13882.55221.77741.7618

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 123.979 C1 C2 H8 118.402
C2 C1 H6 121.269 C2 C1 H7 121.740
C2 C3 C4 126.905 C2 C3 H9 115.410
C3 C2 H8 117.619 C3 C4 C5 127.568
C3 C4 H10 117.198 C4 C3 H9 117.685
C4 C5 H11 113.212 C4 C5 H12 110.697
C4 C5 H13 110.697 C5 C4 H10 115.234
H6 C1 H7 116.992 H11 C5 H12 107.897
H11 C5 H13 107.897 H12 C5 H13 106.136
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.259      
2 C -0.052      
3 C -0.082      
4 C -0.116      
5 C -0.272      
6 H 0.096      
7 H 0.106      
8 H 0.091      
9 H 0.087      
10 H 0.097      
11 H 0.093      
12 H 0.105      
13 H 0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.574 -0.255 0.000 0.628
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.516 0.205 0.000
y 0.205 -30.060 0.000
z 0.000 0.000 -35.000
Traceless
 xyz
x 3.014 0.205 0.000
y 0.205 2.198 0.000
z 0.000 0.000 -5.212
Polar
3z2-r2-10.424
x2-y20.544
xy0.205
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 15.884 0.906 0.000
y 0.906 8.476 0.000
z 0.000 0.000 5.594


<r2> (average value of r2) Å2
<r2> 156.949
(<r2>)1/2 12.528