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

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-575.166853
Energy at 298.15K-575.170531
HF Energy-575.166853
Nuclear repulsion energy105.306208
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 B3PW91/6-31+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' 3147 3021 8.28      
2 A' 3036 2915 35.63      
3 A' 1507 1447 12.52      
4 A' 1452 1394 1.78      
5 A' 1195 1147 16.53      
6 A' 1029 988 35.27      
7 A' 684 657 4.02      
8 A' 364 350 3.88      
9 A" 3122 2997 31.09      
10 A" 1462 1403 9.67      
11 A" 1169 1122 0.79      
12 A" 255 245 3.89      

Unscaled Zero Point Vibrational Energy (zpe) 9210.5 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 8843.0 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 B3PW91/6-31+G**
ABC
1.42080 0.20475 0.18537

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.806 0.000
Cl2 -0.810 -0.708 0.000
C3 1.411 0.624 0.000
H4 1.801 1.646 0.000
H5 1.750 0.098 0.899
H6 1.750 0.098 -0.899

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.71631.42271.98782.09122.0912
Cl21.71632.58963.51552.83042.8304
C31.42272.58961.09431.09561.0956
H41.98783.51551.09431.79151.7915
H52.09122.83041.09561.79151.7981
H62.09122.83041.09561.79151.7981

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 103.555 O1 C3 H5 111.617
O1 C3 H6 111.617 Cl2 O1 C3 110.823
H4 C3 H5 109.784 H4 C3 H6 109.784
H5 C3 H6 110.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.316      
2 Cl 0.086      
3 C -0.283      
4 H 0.178      
5 H 0.167      
6 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.993 -0.176 0.000 2.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.379 2.245 0.000
y 2.245 -24.590 0.000
z 0.000 0.000 -25.449
Traceless
 xyz
x 2.641 2.245 0.000
y 2.245 -0.676 0.000
z 0.000 0.000 -1.965
Polar
3z2-r2-3.930
x2-y22.211
xy2.245
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.926 1.257 0.000
y 1.257 4.792 0.000
z 0.000 0.000 3.445


<r2> (average value of r2) Å2
<r2> 67.932
(<r2>)1/2 8.242