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

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-117.246392
Energy at 298.15K-117.250649
HF Energy-117.246392
Nuclear repulsion energy64.983387
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 B3PW91/6-311G**
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 3249 3129 17.58      
2 A1 3151 3035 2.58      
3 A1 3141 3026 15.99      
4 A1 1512 1456 3.19      
5 A1 1269 1223 0.99      
6 A1 1037 999 0.16      
7 A1 424 408 0.02      
8 A2 785 756 0.00      
9 A2 552 531 0.00      
10 B1 1011 973 23.02      
11 B1 810 781 80.56      
12 B1 529 510 17.68      
13 B2 3246 3126 4.75      
14 B2 3144 3028 8.79      
15 B2 1510 1454 0.55      
16 B2 1415 1363 8.09      
17 B2 1209 1165 0.08      
18 B2 930 896 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 14462.0 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 13928.4 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 B3PW91/6-311G**
ABC
1.83488 0.34551 0.29076

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.442
H2 0.000 0.000 1.531
C3 0.000 1.226 -0.196
C4 0.000 -1.226 -0.196
H5 0.000 2.154 0.363
H6 0.000 -2.154 0.363
H7 0.000 1.293 -1.279
H8 0.000 -1.293 -1.279

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.08891.38181.38182.15572.15572.15292.1529
H21.08892.11762.11762.45072.45073.09343.0934
C31.38182.11762.45171.08333.42591.08542.7422
C41.38182.11762.45173.42591.08332.74221.0854
H52.15572.45071.08333.42594.30841.85373.8184
H62.15572.45073.42591.08334.30843.81841.8537
H72.15293.09341.08542.74221.85373.81842.5866
H82.15293.09342.74221.08543.81841.85372.5866

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 121.488 C1 C3 H7 121.051
C1 C4 H6 121.488 C1 C4 H8 121.051
H2 C1 C3 117.488 H2 C1 C4 117.488
C3 C1 C4 125.024 H5 C3 H7 117.461
H6 C4 H8 117.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.167      
2 H 0.111      
3 C -0.217      
4 C -0.217      
5 H 0.126      
6 H 0.126      
7 H 0.120      
8 H 0.120      


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 0.054 0.054
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.029 0.000 0.000
y 0.000 -17.654 0.000
z 0.000 0.000 -17.448
Traceless
 xyz
x -4.478 0.000 0.000
y 0.000 2.085 0.000
z 0.000 0.000 2.393
Polar
3z2-r24.787
x2-y2-4.375
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.617 0.000 0.000
y 0.000 7.837 0.000
z 0.000 0.000 4.789


<r2> (average value of r2) Å2
<r2> 50.064
(<r2>)1/2 7.076