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

using model chemistry: B3PW91/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-575.243767
Energy at 298.15K-575.247456
HF Energy-575.243767
Nuclear repulsion energy106.154875
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/cc-pVTZ
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' 3119 3000 8.93      
2 A' 3019 2903 34.03      
3 A' 1502 1444 10.75      
4 A' 1448 1393 2.22      
5 A' 1196 1150 14.04      
6 A' 1031 992 39.48      
7 A' 704 677 4.20      
8 A' 368 354 3.13      
9 A" 3095 2976 30.84      
10 A" 1456 1400 8.67      
11 A" 1170 1125 0.99      
12 A" 245 236 2.58      

Unscaled Zero Point Vibrational Energy (zpe) 9176.3 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 8824.0 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/cc-pVTZ
ABC
1.42899 0.20879 0.18876

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.799 0.000
Cl2 -0.807 -0.693 0.000
C3 1.405 0.605 0.000
H4 1.813 1.618 0.000
H5 1.739 0.074 0.895
H6 1.739 0.074 -0.895

Atom - Atom Distances (Å)
  O1 Cl2 C3 H4 H5 H6
O11.69651.41841.98912.08532.0853
Cl21.69652.56543.49362.80572.8057
C31.41842.56541.09141.09271.0927
H41.98913.49361.09141.78561.7856
H52.08532.80571.09271.78561.7898
H62.08532.80571.09271.78561.7898

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 104.091 O1 C3 H5 111.633
O1 C3 H6 111.633 Cl2 O1 C3 110.578
H4 C3 H5 109.680 H4 C3 H6 109.680
H5 C3 H6 109.962
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.247      
2 Cl 0.035      
3 C -0.040      
4 H 0.100      
5 H 0.076      
6 H 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.791 -0.082 0.000 1.793
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.361 2.025 0.000
y 2.025 -24.209 0.000
z 0.000 0.000 -25.182
Traceless
 xyz
x 2.335 2.025 0.000
y 2.025 -0.438 0.000
z 0.000 0.000 -1.897
Polar
3z2-r2-3.795
x2-y21.849
xy2.025
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.157 1.227 0.000
y 1.227 4.703 0.000
z 0.000 0.000 3.443


<r2> (average value of r2) Å2
<r2> 66.901
(<r2>)1/2 8.179