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All results from a given calculation for HOClO (Chlorous acid)

using model chemistry: HF/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/cc-pVQZ
 hartrees
Energy at 0K-609.696921
Energy at 298.15K-609.698976
HF Energy-609.696921
Nuclear repulsion energy116.907062
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 HF/cc-pVQZ
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 4074 3700 136.37      
2 A 1377 1251 62.03      
3 A 999 907 110.72      
4 A 853 774 83.51      
5 A 458 416 91.78      
6 A 358 325 53.22      

Unscaled Zero Point Vibrational Energy (zpe) 4059.1 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 3687.3 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 HF/cc-pVQZ
ABC
1.16281 0.31205 0.25106

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.119 -0.447 0.021
O2 1.293 0.317 -0.115
O3 -1.223 0.540 -0.018
H4 1.471 0.744 0.711

Atom - Atom Distances (Å)
  Cl1 O2 O3 H4
Cl11.61131.48152.1036
O21.61132.52720.9462
O31.48152.52722.7985
H42.10360.94622.7985

picture of Chlorous acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 O2 H4 107.832 O2 Cl1 O3 109.521
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.738      
2 O -0.390      
3 O -0.615      
4 H 0.267      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.485 -1.214 1.540 3.165
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.422 3.230 2.432
y 3.230 -22.363 1.371
z 2.432 1.371 -22.328
Traceless
 xyz
x -3.076 3.230 2.432
y 3.230 1.512 1.371
z 2.432 1.371 1.565
Polar
3z2-r23.129
x2-y2-3.059
xy3.230
xz2.432
yz1.371


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.565 -0.035 0.075
y -0.035 3.084 0.060
z 0.075 0.060 2.424


<r2> (average value of r2) Å2
<r2> 50.049
(<r2>)1/2 7.075