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

using model chemistry: HSEh1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-118.376865
Energy at 298.15K-118.382969
HF Energy-118.376865
Nuclear repulsion energy75.738161
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 HSEh1PBE/aug-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 A' 3193 3071 22.17      
2 A' 3114 2995 13.83      
3 A' 3037 2921 44.34      
4 A' 2969 2856 47.76      
5 A' 1484 1427 5.46      
6 A' 1470 1414 15.39      
7 A' 1403 1349 5.08      
8 A' 1179 1134 2.38      
9 A' 1021 982 0.02      
10 A' 902 867 2.27      
11 A' 385 371 9.49      
12 A' 344 331 17.26      
13 A' 109 105 1.24      
14 A" 3116 2997 23.71      
15 A" 3037 2921 5.50      
16 A" 2965 2852 26.96      
17 A" 1469 1413 0.85      
18 A" 1460 1404 1.17      
19 A" 1411 1357 9.70      
20 A" 1361 1309 0.89      
21 A" 1161 1117 0.12      
22 A" 942 906 0.84      
23 A" 935 899 0.00      
24 A" 116 112 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19290.6 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 18553.7 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 HSEh1PBE/aug-cc-pVTZ
ABC
1.25303 0.28164 0.25133

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.009 0.536 0.000
C2 -0.009 -0.197 1.287
C3 -0.009 -0.197 -1.287
H4 0.186 1.601 0.000
H5 -0.777 -0.978 1.303
H6 -0.777 -0.978 -1.303
H7 0.948 -0.711 1.467
H8 -0.182 0.464 2.137
H9 0.948 -0.711 -1.467
H10 -0.182 0.464 -2.137

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.48121.48121.08282.14012.14012.14972.14542.14972.1454
C21.48122.57462.21971.09572.81251.10081.09052.96053.4921
C31.48122.57462.21972.81251.09572.96053.49211.10081.0905
H41.08282.21972.21973.04583.04582.84202.44852.84202.4485
H52.14011.09572.81253.04582.60611.75291.76953.27383.7778
H62.14012.81251.09573.04582.60613.27383.77781.75291.7695
H72.14971.10082.96052.84201.75293.27381.76232.93353.9554
H82.14541.09053.49212.44851.76953.77781.76233.95544.2746
H92.14972.96051.10082.84203.27381.75292.93353.95541.7623
H102.14543.49211.09052.44853.77781.76953.95544.27461.7623

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 111.424 C1 C2 H7 111.882
C1 C2 H8 112.185 C1 C3 H6 111.424
C1 C3 H9 111.882 C1 C3 H10 112.185
C2 C1 C3 120.709 C2 C1 H4 119.115
C3 C1 H4 119.115 H5 C2 H7 105.884
H5 C2 H8 108.076 H6 C3 H9 105.884
H6 C3 H10 108.076 H7 C2 H8 107.063
H9 C3 H10 107.063
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.430      
2 C -0.598      
3 C -0.598      
4 H 0.343      
5 H 0.221      
6 H 0.221      
7 H 0.216      
8 H 0.205      
9 H 0.216      
10 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.149 -0.133 0.000 0.200
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.669 0.311 0.000
y 0.311 -20.754 0.000
z 0.000 0.000 -20.735
Traceless
 xyz
x -0.924 0.311 0.000
y 0.311 0.448 0.000
z 0.000 0.000 0.477
Polar
3z2-r20.953
x2-y2-0.915
xy0.311
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.369 -0.060 0.000
y -0.060 5.971 0.000
z 0.000 0.000 6.904


<r2> (average value of r2) Å2
<r2> 61.081
(<r2>)1/2 7.815