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All results from a given calculation for CH3OCl (methyl hypochlorite)

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-568.417979
Energy at 298.15K-568.421509
HF Energy-568.417979
Nuclear repulsion energy100.793165
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 PBEPBE/STO-3G
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' 3362 3072 6.14      
2 A' 3176 2902 2.74      
3 A' 1611 1472 10.34      
4 A' 1502 1372 4.99      
5 A' 1196 1093 3.55      
6 A' 1033 944 2.25      
7 A' 747 682 5.69      
8 A' 356 325 4.73      
9 A" 3336 3048 4.54      
10 A" 1565 1429 6.26      
11 A" 1131 1034 0.10      
12 A" 252 230 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 9633.5 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 8801.2 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 PBEPBE/STO-3G
ABC
1.18352 0.19370 0.17215

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.899 0.000
Cl2 -0.838 -0.731 0.000
C3 1.459 0.593 0.000
H4 1.933 1.602 0.000
H5 1.779 0.034 0.911
H6 1.779 0.034 -0.911

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.83211.49032.05662.17752.1775
Cl21.83212.65053.62142.87402.8740
C31.49032.65051.11451.11581.1158
H42.05663.62141.11451.81981.8198
H52.17752.87401.11581.81981.8219
H62.17752.87401.11581.81981.8219

picture of methyl hypochlorite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C3 H4 103.339 O1 C3 H5 112.557
O1 C3 H6 112.557 Cl2 O1 C3 105.370
H4 C3 H5 109.361 H4 C3 H6 109.361
H5 C3 H6 109.452
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.061      
2 Cl -0.087      
3 C -0.153      
4 H 0.105      
5 H 0.098      
6 H 0.098      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.019 0.629 0.000 2.115
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.335 0.954 0.000
y 0.954 -22.542 0.000
z 0.000 0.000 -23.013
Traceless
 xyz
x 1.442 0.954 0.000
y 0.954 -0.368 0.000
z 0.000 0.000 -1.074
Polar
3z2-r2-2.148
x2-y21.207
xy0.954
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.560 1.191 0.000
y 1.191 2.458 0.000
z 0.000 0.000 0.916


<r2> (average value of r2) Å2
<r2> 70.558
(<r2>)1/2 8.400