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

using model chemistry: mPW1PW91/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/cc-pCVDZ
 hartrees
Energy at 0K-535.961430
Energy at 298.15K-535.962530
HF Energy-535.961430
Nuclear repulsion energy50.661400
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 mPW1PW91/cc-pCVDZ
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' 3786 3786 79.97      
2 A' 1254 1254 39.02      
3 A' 755 755 1.81      

Unscaled Zero Point Vibrational Energy (zpe) 2897.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2897.5 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 mPW1PW91/cc-pCVDZ
ABC
20.00916 0.49566 0.48367

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pCVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.037 1.111 0.000
H2 -0.914 1.308 0.000
Cl3 0.037 -0.600 0.000

Atom - Atom Distances (Å)
  O1 H2 Cl3
O10.97071.7103
H20.97072.1314
Cl31.71032.1314

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 101.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability