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

using model chemistry: B3LYP/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 B3LYP/SDD
 hartrees
Energy at 0K-117.246218
Energy at 298.15K-117.250506
HF Energy-117.246218
Nuclear repulsion energy64.307651
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 B3LYP/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 3278 3152 39.88      
2 A1 3167 3045 1.25      
3 A1 3156 3034 23.06      
4 A1 1528 1469 6.79      
5 A1 1275 1225 0.04      
6 A1 1036 996 1.02      
7 A1 428 411 0.06      
8 A2 838 806 0.00      
9 A2 554 533 0.00      
10 B1 1029 989 19.49      
11 B1 870 836 164.85      
12 B1 535 514 22.49      
13 B2 3271 3144 8.51      
14 B2 3156 3034 13.23      
15 B2 1520 1461 3.57      
16 B2 1432 1377 10.06      
17 B2 1230 1182 0.59      
18 B2 945 908 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 14623.0 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 14057.1 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 B3LYP/SDD
ABC
1.80859 0.33643 0.28366

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.447
H2 0.000 0.000 1.539
C3 0.000 1.243 -0.198
C4 0.000 -1.243 -0.198
H5 0.000 2.174 0.363
H6 0.000 -2.174 0.363
H7 0.000 1.314 -1.285
H8 0.000 -1.314 -1.285

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.09191.40081.40082.17582.17582.17422.1742
H21.09192.13642.13642.47192.47193.11473.1147
C31.40082.13642.48651.08693.46321.08872.7789
C41.40082.13642.48653.46321.08692.77891.0887
H52.17582.47191.08693.46324.34831.85833.8581
H62.17582.47193.46321.08694.34833.85811.8583
H72.17423.11471.08872.77891.85833.85812.6290
H82.17423.11472.77891.08873.85811.85832.6290

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 121.477 C1 C3 H7 121.190
C1 C4 H6 121.477 C1 C4 H8 121.190
H2 C1 C3 117.438 H2 C1 C4 117.438
C3 C1 C4 125.123 H5 C3 H7 117.333
H6 C4 H8 117.333
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.027      
2 H 0.204      
3 C -0.527      
4 C -0.527      
5 H 0.205      
6 H 0.205      
7 H 0.207      
8 H 0.207      


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 0.075 0.075
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.472 0.000 0.000
y 0.000 -17.439 0.000
z 0.000 0.000 -17.036
Traceless
 xyz
x -5.234 0.000 0.000
y 0.000 2.315 0.000
z 0.000 0.000 2.919
Polar
3z2-r25.839
x2-y2-5.033
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.029 0.000 0.000
y 0.000 7.556 0.000
z 0.000 0.000 4.224


<r2> (average value of r2) Å2
<r2> 50.919
(<r2>)1/2 7.136