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All results from a given calculation for CH3OOH (Methyl peroxide)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-189.856726
Energy at 298.15K-189.861613
Nuclear repulsion energy83.010104
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 HF/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 4146 3767 68.81      
2 A 3273 2973 31.33      
3 A 3240 2943 61.95      
4 A 3170 2880 45.37      
5 A 1634 1484 10.74      
6 A 1595 1449 8.09      
7 A 1590 1444 7.71      
8 A 1553 1411 50.02      
9 A 1335 1213 5.15      
10 A 1281 1164 4.46      
11 A 1246 1132 24.73      
12 A 1040 945 37.54      
13 A 500 454 6.25      
14 A 267 243 8.46      
15 A 188 171 148.88      

Unscaled Zero Point Vibrational Energy (zpe) 13028.4 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 11836.3 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 HF/6-311G**
ABC
1.55516 0.36263 0.31833

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.115 -0.207 0.024
O2 -0.039 0.580 -0.025
O3 -1.128 -0.271 -0.092
H4 1.943 0.490 0.031
H5 1.135 -0.814 0.924
H6 1.179 -0.847 -0.849
H7 -1.609 -0.055 0.689

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6 H7
C11.39792.24671.08251.08571.08412.8078
O21.39791.38371.98472.05452.04941.8376
O32.24671.38373.16602.53902.49540.9428
H41.08251.98473.16601.77511.77343.6529
H51.08572.05452.53901.77511.77432.8561
H61.08412.04942.49541.77341.77433.2813
H72.80781.83760.94283.65292.85613.2813

picture of Methyl peroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 107.744 O2 C1 H4 105.586
O2 C1 H5 111.007 O2 C1 H6 110.686
O2 O3 H7 102.691 H4 C1 H5 109.909
H4 C1 H6 109.869 H5 C1 H6 109.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.041      
2 O -0.285      
3 O -0.289      
4 H 0.093      
5 H 0.072      
6 H 0.090      
7 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.699 -0.598 1.536 1.790
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.486 -0.540 -2.759
y -0.540 -19.615 0.004
z -2.759 0.004 -17.452
Traceless
 xyz
x 4.047 -0.540 -2.759
y -0.540 -3.646 0.004
z -2.759 0.004 -0.402
Polar
3z2-r2-0.803
x2-y25.128
xy-0.540
xz-2.759
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.823 0.321 -0.182
y 0.321 2.603 0.031
z -0.182 0.031 2.562


<r2> (average value of r2) Å2
<r2> 44.709
(<r2>)1/2 6.686