return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for HOSH (hydrogen thioperoxide)

using model chemistry: CCSD(T)=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCSD(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-474.212958
Energy at 298.15K-474.215288
HF Energy-473.571953
Nuclear repulsion energy57.247525
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 CCSD(T)=FULL/Def2TZVPP
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 3830 3830        
2 A 2671 2671        
3 A 1224 1224        
4 A 1037 1037        
5 A 780 780        
6 A 487 487        

Unscaled Zero Point Vibrational Energy (zpe) 5014.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5014.0 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 CCSD(T)=FULL/Def2TZVPP
ABC
6.77042 0.50885 0.49515

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.578 -0.089 0.010
O2 1.085 0.020 -0.118
H3 -0.860 1.222 0.003
H4 1.425 0.038 0.781

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.67071.34082.1499
O21.67072.28900.9608
H31.34082.28902.6888
H42.14990.96082.6888

picture of hydrogen thioperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 O2 H4 106.425 O2 S1 H3 98.350
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability