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All results from a given calculation for CH3CHCH3 (Isopropyl radical)

using model chemistry: B2PLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at B2PLYP/Def2TZVPP
 hartrees
Energy at 0K-118.398424
Energy at 298.15K-118.404574
HF Energy-118.234402
Nuclear repulsion energy75.654688
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 B2PLYP/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3204 3204 23.42      
2 A' 3121 3121 16.86      
3 A' 3052 3052 44.85      
4 A' 2979 2979 46.20      
5 A' 1504 1504 4.58      
6 A' 1493 1493 14.00      
7 A' 1423 1423 4.05      
8 A' 1190 1190 2.20      
9 A' 1038 1038 0.06      
10 A' 895 895 1.77      
11 A' 396 396 12.71      
12 A' 349 349 14.21      
13 A' 126 126 0.79      
14 A" 3122 3122 25.94      
15 A" 3051 3051 6.44      
16 A" 2975 2975 23.11      
17 A" 1491 1491 0.79      
18 A" 1482 1482 0.85      
19 A" 1423 1423 8.02      
20 A" 1380 1380 2.51      
21 A" 1157 1157 0.17      
22 A" 952 952 0.96      
23 A" 945 945 0.02      
24 A" 117 117 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19430.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19430.5 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 B2PLYP/Def2TZVPP
ABC
1.25064 0.28041 0.25030

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 0.539 0.000
C2 -0.011 -0.198 1.291
C3 -0.011 -0.198 -1.291
H4 0.220 1.594 0.000
H5 -0.770 -0.984 1.300
H6 -0.770 -0.984 -1.300
H7 0.949 -0.700 1.474
H8 -0.194 0.461 2.138
H9 0.949 -0.700 -1.474
H10 -0.194 0.461 -2.138

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.48661.48661.08022.14142.14142.15132.14692.15132.1469
C21.48662.58202.22091.09292.81181.09851.08852.96943.4962
C31.48662.58202.22092.81181.09292.96943.49621.09851.0885
H41.08022.22092.22093.05243.05242.82262.45472.82262.4547
H52.14141.09292.81183.05242.59941.75141.76693.27553.7729
H62.14142.81181.09293.05242.59943.27553.77291.75141.7669
H72.15131.09852.96942.82261.75143.27551.75942.94743.9619
H82.14691.08853.49622.45471.76693.77291.75943.96194.2753
H92.15132.96941.09852.82263.27551.75142.94743.96191.7594
H102.14693.49621.08852.45473.77291.76693.96194.27531.7594

picture of Isopropyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.314 C1 C2 H7 111.767
C1 C2 H8 112.046 C1 C3 H6 111.314
C1 C3 H9 111.767 C1 C3 H10 112.046
C2 C1 C3 120.556 C2 C1 H4 118.972
C3 C1 H4 118.972 H5 C2 H7 106.105
H5 C2 H8 108.191 H6 C3 H9 106.105
H6 C3 H10 108.191 H7 C2 H8 107.122
H9 C3 H10 107.122
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.129      
2 C -0.230      
3 C -0.230      
4 H 0.095      
5 H 0.078      
6 H 0.078      
7 H 0.081      
8 H 0.087      
9 H 0.081      
10 H 0.087      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.173 -0.124 0.000 0.213
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.815 0.349 0.000
y 0.349 -20.947 0.000
z 0.000 0.000 -20.987
Traceless
 xyz
x -0.848 0.349 0.000
y 0.349 0.454 0.000
z 0.000 0.000 0.394
Polar
3z2-r20.788
x2-y2-0.868
xy0.349
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.951 -0.016 0.000
y -0.016 5.579 0.000
z 0.000 0.000 6.473


<r2> (average value of r2) Å2
<r2> 61.345
(<r2>)1/2 7.832