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

using model chemistry: mPW1PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-117.271788
Energy at 298.15K-117.276066
HF Energy-117.271788
Nuclear repulsion energy65.194622
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 mPW1PW91/cc-pVTZ
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 3265 3132 14.12      
2 A1 3167 3038 2.37      
3 A1 3159 3030 12.90      
4 A1 1521 1459 3.19      
5 A1 1279 1227 1.25      
6 A1 1044 1001 0.06      
7 A1 423 406 0.07      
8 A2 797 764 0.00      
9 A2 557 534 0.00      
10 B1 1016 975 20.33      
11 B1 822 788 73.32      
12 B1 532 510 15.74      
13 B2 3263 3129 4.00      
14 B2 3161 3032 7.68      
15 B2 1517 1455 0.54      
16 B2 1424 1366 7.33      
17 B2 1210 1161 0.05      
18 B2 935 896 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 14545.1 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 13951.7 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 mPW1PW91/cc-pVTZ
ABC
1.84246 0.34814 0.29281

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

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 1.527
C3 0.000 1.221 -0.196
C4 0.000 -1.221 -0.196
H5 0.000 2.147 0.360
H6 0.000 -2.147 0.360
H7 0.000 1.286 -1.276
H8 0.000 -1.286 -1.276

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.08561.37751.37752.14892.14892.14562.1456
H21.08562.11172.11172.44402.44403.08403.0840
C31.37752.11172.44251.08013.41411.08222.7300
C41.37752.11172.44253.41411.08012.73001.0822
H52.14892.44401.08013.41414.29471.84903.8032
H62.14892.44403.41411.08014.29473.80321.8490
H72.14563.08401.08222.73001.84903.80322.5719
H82.14563.08402.73001.08223.80321.84902.5719

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 120.982
C1 C4 H6 121.477 C1 C4 H8 120.982
H2 C1 C3 117.554 H2 C1 C4 117.554
C3 C1 C4 124.891 H5 C3 H7 117.541
H6 C4 H8 117.541
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.067      
2 H 0.112      
3 C -0.230      
4 C -0.230      
5 H 0.107      
6 H 0.107      
7 H 0.100      
8 H 0.100      


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 0.050 0.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.019 0.000 0.000
y 0.000 -17.786 0.000
z 0.000 0.000 -17.534
Traceless
 xyz
x -4.359 0.000 0.000
y 0.000 1.990 0.000
z 0.000 0.000 2.369
Polar
3z2-r24.739
x2-y2-4.233
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.209 0.000 0.000
y 0.000 8.046 0.000
z 0.000 0.000 5.026


<r2> (average value of r2) Å2
<r2> 49.841
(<r2>)1/2 7.060