return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHCH (1-propenyl radical)

using model chemistry: HSEh1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-117.086159
Energy at 298.15K-117.090129
HF Energy-117.086159
Nuclear repulsion energy64.135641
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 HSEh1PBE/cc-pVDZ
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' 3271 3147 0.86      
2 A' 3165 3045 11.99      
3 A' 3059 2943 10.77      
4 A' 3049 2933 25.82      
5 A' 1717 1651 3.20      
6 A' 1452 1397 10.07      
7 A' 1382 1330 1.19      
8 A' 1253 1206 1.32      
9 A' 1118 1075 5.49      
10 A' 942 906 5.37      
11 A' 801 771 16.27      
12 A' 404 388 8.44      
13 A" 3120 3002 14.68      
14 A" 1452 1397 7.69      
15 A" 1046 1006 0.88      
16 A" 815 784 1.96      
17 A" 612 589 56.90      
18 A" 204 197 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 14431.5 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 13881.7 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 HSEh1PBE/cc-pVDZ
ABC
1.91115 0.31755 0.28695

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.442 0.000
C2 1.311 0.333 0.000
C3 -0.978 -0.693 0.000
H4 -0.433 1.459 0.000
H5 2.167 1.006 0.000
H6 -0.463 -1.664 0.000
H7 -1.633 -0.645 0.885
H8 -1.633 -0.645 -0.885

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8
C11.31531.49881.10482.23952.15632.15242.1524
C21.31532.50832.07581.08962.67073.22593.2259
C31.49882.50832.21983.57521.09851.10251.1025
H41.10482.07582.21982.63973.12242.57832.5783
H52.23951.08963.57522.63973.74814.23724.2372
H62.15632.67071.09853.12243.74811.78641.7864
H72.15243.22591.10252.57834.23721.78641.7706
H82.15243.22591.10252.57834.23721.78641.7706

picture of 1-propenyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 137.048 C1 C3 H6 111.311
C1 C3 H7 110.759 C1 C3 H8 110.759
C2 C1 C3 125.961 C2 C1 H4 117.867
C3 C1 H4 116.172 H6 C3 H7 108.511
H6 C3 H8 108.511 H7 C3 H8 106.843
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.132      
2 C -0.085      
3 C -0.048      
4 H 0.038      
5 H 0.062      
6 H 0.048      
7 H 0.059      
8 H 0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.574 0.435 0.000 0.721
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.944 1.118 0.000
y 1.118 -18.393 0.000
z 0.000 0.000 -20.707
Traceless
 xyz
x 1.606 1.118 0.000
y 1.118 0.933 0.000
z 0.000 0.000 -2.538
Polar
3z2-r2-5.077
x2-y20.449
xy1.118
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.762 0.542 0.000
y 0.542 4.429 0.000
z 0.000 0.000 3.118


<r2> (average value of r2) Å2
<r2> 51.389
(<r2>)1/2 7.169