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All results from a given calculation for HOCl (hypochlorous acid)

using model chemistry: B3PW91/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-535.909635
Energy at 298.15K-535.910735
HF Energy-535.909635
Nuclear repulsion energy50.527710
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/daug-cc-pVDZ
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' 3783 3783 79.36 63.58 0.16 0.28
2 A' 1257 1257 44.33 2.75 0.30 0.46
3 A' 759 759 6.42 16.05 0.21 0.35

Unscaled Zero Point Vibrational Energy (zpe) 2899.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2899.3 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 B3PW91/daug-cc-pVDZ
ABC
20.25154 0.49250 0.48081

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.036 1.113 0.000
H2 -0.909 1.328 0.000
Cl3 0.036 -0.602 0.000

Atom - Atom Distances (Å)
  O1 H2 Cl3
O10.96941.7146
H20.96942.1486
Cl31.71462.1486

picture of hypochlorous acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 Cl3 102.805
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.387      
2 H 0.197      
3 Cl 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.487 0.338 0.000 1.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.061 -2.531 0.000
y -2.531 -16.571 0.000
z 0.000 0.000 -19.371
Traceless
 xyz
x 0.909 -2.531 0.000
y -2.531 1.645 0.000
z 0.000 0.000 -2.555
Polar
3z2-r2-5.109
x2-y2-0.491
xy-2.531
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.000 -0.152 0.000
y -0.152 4.323 0.000
z 0.000 0.000 2.869


<r2> (average value of r2) Å2
<r2> 29.720
(<r2>)1/2 5.452