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All results from a given calculation for C3H5 (Allyl radical)

using model chemistry: PBEPBE/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at PBEPBE/SDD
 hartrees
Energy at 0K-117.076311
Energy at 298.15K-117.080521
HF Energy-117.076311
Nuclear repulsion energy64.005935
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/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 A1 3218 3218 36.83      
2 A1 3104 3104 0.14      
3 A1 3093 3093 23.34      
4 A1 1485 1485 7.00      
5 A1 1245 1245 0.10      
6 A1 1014 1014 1.28      
7 A1 415 415 0.12      
8 A2 810 810 0.00      
9 A2 534 534 0.00      
10 B1 994 994 22.34      
11 B1 841 841 160.60      
12 B1 518 518 24.13      
13 B2 3210 3210 7.64      
14 B2 3094 3094 11.75      
15 B2 1490 1490 3.22      
16 B2 1394 1394 10.96      
17 B2 1221 1221 0.90      
18 B2 917 917 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 14298.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14298.3 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/SDD
ABC
1.78934 0.33384 0.28135

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.449
H2 0.000 0.000 1.549
C3 0.000 1.248 -0.199
C4 0.000 -1.248 -0.199
H5 0.000 2.185 0.367
H6 0.000 -2.185 0.367
H7 0.000 1.319 -1.293
H8 0.000 -1.319 -1.293

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.10011.40571.40572.18692.18692.18462.1846
H21.10012.14732.14732.48452.48453.13293.1329
C31.40572.14732.49551.09493.47941.09672.7899
C41.40572.14732.49553.47941.09492.78991.0967
H52.18692.48451.09493.47944.37071.87273.8771
H62.18692.48453.47941.09494.37073.87711.8727
H72.18463.13291.09672.78991.87273.87712.6370
H82.18463.13292.78991.09673.87711.87272.6370

picture of Allyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 121.476 C1 C3 H7 121.122
C1 C4 H6 121.476 C1 C4 H8 121.122
H2 C1 C3 117.424 H2 C1 C4 117.424
C3 C1 C4 125.152 H5 C3 H7 117.402
H6 C4 H8 117.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.015      
2 H 0.213      
3 C -0.542      
4 C -0.542      
5 H 0.214      
6 H 0.214      
7 H 0.214      
8 H 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.071 0.071
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.519 0.000 0.000
y 0.000 -17.332 0.000
z 0.000 0.000 -16.943
Traceless
 xyz
x -5.381 0.000 0.000
y 0.000 2.399 0.000
z 0.000 0.000 2.982
Polar
3z2-r25.964
x2-y2-5.187
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.078 0.000 0.000
y 0.000 7.748 0.000
z 0.000 0.000 4.319


<r2> (average value of r2) Å2
<r2> 51.230
(<r2>)1/2 7.158