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All results from a given calculation for CH3OO (methylperoxy radical)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-190.124070
Energy at 298.15K-190.127626
HF Energy-190.124070
Nuclear repulsion energy74.068017
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 B97D3/6-31+G**
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' 3125 3071 11.26      
2 A' 3007 2955 15.63      
3 A' 1454 1429 8.99      
4 A' 1405 1381 1.80      
5 A' 1175 1155 4.48      
6 A' 1093 1074 2.31      
7 A' 850 836 6.61      
8 A' 477 468 5.68      
9 A" 3113 3060 13.10      
10 A" 1443 1418 9.50      
11 A" 1089 1071 0.42      
12 A" 130 128 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 9180.2 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 9022.3 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 B97D3/6-31+G**
ABC
1.72794 0.36863 0.32295

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.014 -0.486 0.000
O2 0.000 0.571 0.000
O3 -1.230 0.062 0.000
H4 1.975 0.040 0.000
H5 0.889 -1.094 0.903
H6 0.889 -1.094 -0.903

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.46532.30991.09521.09571.0957
O21.46531.33122.04472.09292.0929
O32.30991.33123.20442.57722.5772
H41.09522.04473.20441.81101.8110
H51.09572.09292.57721.81101.8062
H61.09572.09292.57721.81101.8062

picture of methylperoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 113.014 O2 C1 H4 106.159
O2 C1 H5 109.445 O2 C1 H6 109.445
H4 C1 H5 110.696 H4 C1 H6 110.696
H5 C1 H6 110.305
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.287      
2 O -0.033      
3 O -0.204      
4 H 0.168      
5 H 0.178      
6 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.737 -1.204 0.000 2.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.937 -0.396 0.000
y -0.396 -18.263 0.000
z 0.000 0.000 -17.108
Traceless
 xyz
x -0.251 -0.396 0.000
y -0.396 -0.741 0.000
z 0.000 0.000 0.992
Polar
3z2-r21.984
x2-y20.326
xy-0.396
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.930 -0.107 0.000
y -0.107 3.144 0.000
z 0.000 0.000 2.755


<r2> (average value of r2) Å2
<r2> 42.936
(<r2>)1/2 6.553