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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-117.184159
Energy at 298.15K-117.188408
HF Energy-117.184159
Nuclear repulsion energy65.049359
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 B1B95/6-31G**
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 3295 3146 19.52      
2 A1 3199 3054 2.75      
3 A1 3185 3041 16.93      
4 A1 1545 1476 2.09      
5 A1 1291 1232 0.86      
6 A1 1052 1005 0.07      
7 A1 417 398 0.04      
8 A2 778 743 0.00      
9 A2 556 531 0.00      
10 B1 1022 976 16.38      
11 B1 804 767 80.18      
12 B1 535 511 13.77      
13 B2 3293 3144 5.54      
14 B2 3193 3049 8.50      
15 B2 1542 1472 0.33      
16 B2 1437 1372 4.94      
17 B2 1230 1175 0.19      
18 B2 939 896 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 14656.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 13993.9 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 B1B95/6-31G**
ABC
1.83558 0.34651 0.29149

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.443
H2 0.000 0.000 1.531
C3 0.000 1.224 -0.196
C4 0.000 -1.224 -0.196
H5 0.000 2.154 0.359
H6 0.000 -2.154 0.359
H7 0.000 1.290 -1.278
H8 0.000 -1.290 -1.278

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.08791.38041.38042.15552.15552.15072.1507
H21.08792.11622.11622.45212.45213.09103.0910
C31.38042.11622.44771.08273.42291.08472.7368
C41.38042.11622.44773.42291.08272.73681.0847
H52.15552.45211.08273.42294.30771.85113.8129
H62.15552.45213.42291.08274.30773.81291.8511
H72.15073.09101.08472.73681.85113.81292.5794
H82.15073.09102.73681.08473.81291.85112.5794

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 121.655 C1 C3 H7 121.031
C1 C4 H6 121.655 C1 C4 H8 121.031
H2 C1 C3 117.550 H2 C1 C4 117.550
C3 C1 C4 124.900 H5 C3 H7 117.314
H6 C4 H8 117.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.071      
2 H 0.155      
3 C -0.367      
4 C -0.367      
5 H 0.164      
6 H 0.164      
7 H 0.161      
8 H 0.161      


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 0.073 0.073
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.525 0.000 0.000
y 0.000 -17.367 0.000
z 0.000 0.000 -17.210
Traceless
 xyz
x -4.237 0.000 0.000
y 0.000 2.001 0.000
z 0.000 0.000 2.236
Polar
3z2-r24.471
x2-y2-4.159
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.808 0.000 0.000
y 0.000 7.399 0.000
z 0.000 0.000 4.530


<r2> (average value of r2) Å2
<r2> 49.763
(<r2>)1/2 7.054