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

using model chemistry: B3LYPultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at B3LYPultrafine/6-311G*
 hartrees
Energy at 0K-118.504341
Energy at 298.15K-118.510450
HF Energy-118.504341
Nuclear repulsion energy75.351246
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 B3LYPultrafine/6-311G*
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' 3162 3055 37.87      
2 A' 3083 2979 23.65      
3 A' 3016 2915 63.56      
4 A' 2940 2841 70.78      
5 A' 1511 1460 5.14      
6 A' 1499 1448 17.54      
7 A' 1430 1382 4.49      
8 A' 1186 1146 2.77      
9 A' 1038 1003 0.13      
10 A' 886 856 2.00      
11 A' 394 381 12.03      
12 A' 350 338 16.50      
13 A' 117 113 0.68      
14 A" 3084 2980 36.68      
15 A" 3014 2913 9.85      
16 A" 2935 2836 27.48      
17 A" 1497 1447 1.68      
18 A" 1487 1437 1.11      
19 A" 1424 1376 7.87      
20 A" 1378 1332 2.75      
21 A" 1151 1112 0.21      
22 A" 954 922 1.31      
23 A" 947 915 0.01      
24 A" 106 103 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19295.1 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 18644.9 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 B3LYPultrafine/6-311G*
ABC
1.25104 0.27716 0.24783

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311G*

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 1.298
C3 -0.010 -0.197 -1.298
H4 0.214 1.597 0.000
H5 -0.761 -0.997 1.313
H6 -0.761 -0.997 -1.313
H7 0.957 -0.688 1.499
H8 -0.210 0.465 2.144
H9 0.957 -0.688 -1.499
H10 -0.210 0.465 -2.144

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49011.49011.08552.15312.15312.16332.15472.16332.1547
C21.49012.59542.22591.09752.83161.10361.09302.99973.5107
C31.49012.59542.22592.83161.09752.99973.51071.10361.0930
H41.08552.22592.22593.06713.06712.83262.46182.83262.4618
H52.15311.09752.83163.06712.62521.75591.77033.30953.7937
H62.15312.83161.09753.06712.62523.30953.79371.75591.7703
H72.16331.10362.99972.83261.75593.30951.76312.99763.9955
H82.15471.09303.51072.46181.77033.79371.76313.99554.2886
H92.16332.99971.10362.83263.30951.75592.99763.99551.7631
H102.15473.51071.09302.46183.79371.77033.99554.28861.7631

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 111.732 C1 C2 H7 112.179
C1 C2 H8 112.140 C1 C3 H6 111.732
C1 C3 H9 112.179 C1 C3 H10 112.140
C2 C1 C3 121.119 C2 C1 H4 118.744
C3 C1 H4 118.744 H5 C2 H7 105.828
H5 C2 H8 107.832 H6 C3 H9 105.828
H6 C3 H10 107.832 H7 C2 H8 106.763
H9 C3 H10 106.763
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.191      
2 C -0.628      
3 C -0.628      
4 H 0.196      
5 H 0.207      
6 H 0.207      
7 H 0.206      
8 H 0.212      
9 H 0.206      
10 H 0.212      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.165 -0.092 0.000 0.189
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.835 0.332 0.000
y 0.332 -20.779 0.000
z 0.000 0.000 -20.936
Traceless
 xyz
x -0.977 0.332 0.000
y 0.332 0.606 0.000
z 0.000 0.000 0.371
Polar
3z2-r20.742
x2-y2-1.055
xy0.332
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.362 0.026 0.000
y 0.026 5.173 0.000
z 0.000 0.000 6.025


<r2> (average value of r2) Å2
<r2> 61.807
(<r2>)1/2 7.862