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

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-117.207023
Energy at 298.15K-117.211196
HF Energy-117.207023
Nuclear repulsion energy64.318406
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 BLYP/6-31+G**
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 3174 3157 23.25      
2 A1 3080 3064 7.29      
3 A1 3062 3046 16.39      
4 A1 1485 1477 2.12      
5 A1 1236 1230 0.95      
6 A1 1010 1005 0.06      
7 A1 416 414 0.04      
8 A2 761 757 0.00      
9 A2 529 526 0.00      
10 B1 980 974 22.83      
11 B1 785 781 84.44      
12 B1 514 511 21.26      
13 B2 3171 3154 6.18      
14 B2 3074 3058 8.98      
15 B2 1487 1479 2.17      
16 B2 1391 1384 2.93      
17 B2 1201 1195 1.63      
18 B2 914 909 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 14134.7 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 14059.8 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 BLYP/6-31+G**
ABC
1.80856 0.33727 0.28426

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.445
H2 0.000 0.000 1.542
C3 0.000 1.241 -0.197
C4 0.000 -1.241 -0.197
H5 0.000 2.175 0.367
H6 0.000 -2.175 0.367
H7 0.000 1.314 -1.289
H8 0.000 -1.314 -1.289

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.09751.39731.39732.17682.17682.17512.1751
H21.09752.13682.13682.47252.47253.12103.1210
C31.39732.13682.48211.09153.46271.09392.7783
C41.39732.13682.48213.46271.09152.77831.0939
H52.17682.47251.09153.46274.35081.86653.8622
H62.17682.47253.46271.09154.35083.86221.8665
H72.17513.12101.09392.77831.86653.86222.6277
H82.17513.12102.77831.09393.86221.86652.6277

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 121.519 C1 C3 H7 121.168
C1 C4 H6 121.519 C1 C4 H8 121.168
H2 C1 C3 117.352 H2 C1 C4 117.352
C3 C1 C4 125.297 H5 C3 H7 117.313
H6 C4 H8 117.313
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.174      
2 H 0.115      
3 C -0.406      
4 C -0.406      
5 H 0.133      
6 H 0.133      
7 H 0.129      
8 H 0.129      


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 -22.946 0.000 0.000
y 0.000 -18.580 0.000
z 0.000 0.000 -18.136
Traceless
 xyz
x -4.588 0.000 0.000
y 0.000 1.961 0.000
z 0.000 0.000 2.627
Polar
3z2-r25.254
x2-y2-4.366
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.120 0.000 0.000
y 0.000 8.880 0.000
z 0.000 0.000 5.206


<r2> (average value of r2) Å2
<r2> 51.444
(<r2>)1/2 7.172