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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-575.243121
Energy at 298.15K-575.246827
HF Energy-575.243121
Nuclear repulsion energy105.977798
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 B1B95/6-31G*
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' 3174 3013 10.02      
2 A' 3065 2910 32.35      
3 A' 1539 1461 11.17      
4 A' 1479 1404 4.09      
5 A' 1215 1153 15.64      
6 A' 1064 1010 37.14      
7 A' 703 668 3.65      
8 A' 369 351 3.64      
9 A" 3147 2987 35.30      
10 A" 1494 1418 7.68      
11 A" 1188 1128 0.89      
12 A" 264 250 3.34      

Unscaled Zero Point Vibrational Energy (zpe) 9350.3 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 8876.2 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 B1B95/6-31G*
ABC
1.41490 0.20867 0.18842

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.806 0.000
Cl2 -0.805 -0.698 0.000
C3 1.401 0.608 0.000
H4 1.806 1.622 0.000
H5 1.736 0.077 0.896
H6 1.736 0.077 -0.896

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.70641.41491.98122.08502.0850
Cl21.70642.56343.49252.80322.8032
C31.41492.56341.09191.09371.0937
H41.98123.49251.09191.78711.7871
H52.08502.80321.09371.78711.7915
H62.08502.80321.09371.78711.7915

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 103.687 O1 C3 H5 111.795
O1 C3 H6 111.795 Cl2 O1 C3 110.070
H4 C3 H5 109.706 H4 C3 H6 109.706
H5 C3 H6 109.970
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.464      
2 Cl 0.158      
3 C -0.244      
4 H 0.195      
5 H 0.177      
6 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.876 -0.192 0.000 1.886
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.042 2.105 0.000
y 2.105 -23.978 0.000
z 0.000 0.000 -25.009
Traceless
 xyz
x 2.451 2.105 0.000
y 2.105 -0.452 0.000
z 0.000 0.000 -1.999
Polar
3z2-r2-3.999
x2-y21.936
xy2.105
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.274 1.255 0.000
y 1.255 4.109 0.000
z 0.000 0.000 2.775


<r2> (average value of r2) Å2
<r2> 66.814
(<r2>)1/2 8.174