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

using model chemistry: PBE1PBE/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 PBE1PBE/Def2TZVPP
 hartrees
Energy at 0K-118.368858
Energy at 298.15K-118.374969
HF Energy-118.368858
Nuclear repulsion energy75.723008
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 PBE1PBE/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3194 3194 22.55      
2 A' 3118 3118 14.21      
3 A' 3044 3044 43.73      
4 A' 2973 2973 42.86      
5 A' 1483 1483 5.08      
6 A' 1470 1470 16.14      
7 A' 1403 1403 5.41      
8 A' 1178 1178 2.74      
9 A' 1021 1021 0.04      
10 A' 902 902 2.27      
11 A' 390 390 12.03      
12 A' 348 348 15.21      
13 A' 114 114 0.90      
14 A" 3119 3119 23.02      
15 A" 3044 3044 5.43      
16 A" 2969 2969 25.67      
17 A" 1469 1469 0.74      
18 A" 1460 1460 1.53      
19 A" 1411 1411 10.33      
20 A" 1362 1362 0.67      
21 A" 1163 1163 0.14      
22 A" 939 939 1.04      
23 A" 933 933 0.00      
24 A" 117 117 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 19311.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19311.8 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 PBE1PBE/Def2TZVPP
ABC
1.25356 0.28143 0.25123

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.010 0.535 0.000
C2 -0.010 -0.197 1.288
C3 -0.010 -0.197 -1.288
H4 0.198 1.599 0.000
H5 -0.768 -0.988 1.298
H6 -0.768 -0.988 -1.298
H7 0.953 -0.698 1.475
H8 -0.197 0.463 2.136
H9 0.953 -0.698 -1.475
H10 -0.197 0.463 -2.136

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.48131.48131.08342.14022.14022.15042.14562.15042.1456
C21.48132.57532.21921.09582.80841.10121.09102.96843.4919
C31.48132.57532.21922.80841.09582.96843.49191.10121.0910
H41.08342.21922.21923.05113.05112.83212.45142.83212.4514
H52.14021.09582.80843.05112.59641.75381.77023.27673.7718
H62.14022.80841.09583.05112.59643.27673.77181.75381.7702
H72.15041.10122.96842.83211.75383.27671.76232.95073.9639
H82.14561.09103.49192.45141.77023.77181.76233.96394.2724
H92.15042.96841.10122.83213.27671.75382.95073.96391.7623
H102.14563.49191.09102.45143.77181.77023.96394.27241.7623

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 111.421 C1 C2 H7 111.909
C1 C2 H8 112.161 C1 C3 H6 111.421
C1 C3 H9 111.909 C1 C3 H10 112.161
C2 C1 C3 120.754 C2 C1 H4 119.019
C3 C1 H4 119.019 H5 C2 H7 105.926
H5 C2 H8 108.092 H6 C3 H9 105.926
H6 C3 H10 108.092 H7 C2 H8 107.006
H9 C3 H10 107.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.138      
2 C -0.228      
3 C -0.228      
4 H 0.096      
5 H 0.078      
6 H 0.078      
7 H 0.082      
8 H 0.089      
9 H 0.082      
10 H 0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.159 -0.129 0.000 0.205
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.602 0.317 0.000
y 0.317 -20.662 0.000
z 0.000 0.000 -20.672
Traceless
 xyz
x -0.935 0.317 0.000
y 0.317 0.475 0.000
z 0.000 0.000 0.460
Polar
3z2-r20.920
x2-y2-0.940
xy0.317
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.979 -0.021 0.000
y -0.021 5.622 0.000
z 0.000 0.000 6.560


<r2> (average value of r2) Å2
<r2> 61.059
(<r2>)1/2 7.814