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All results from a given calculation for HOSH (hydrogen thioperoxide)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-468.192252
Energy at 298.15K-468.194392
HF Energy-468.123451
Nuclear repulsion energy55.248574
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 MP2/STO-3G
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 3789 3303 56.26      
2 A 3024 2637 38.27      
3 A 1444 1259 9.93      
4 A 1125 981 16.43      
5 A 895 780 1.20      
6 A 319 278 40.41      

Unscaled Zero Point Vibrational Energy (zpe) 5297.3 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 4618.7 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 MP2/STO-3G
ABC
6.21774 0.47400 0.46226

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.601 -0.089 -0.002
O2 1.127 0.045 -0.120
H3 -0.817 1.243 0.151
H4 1.419 -0.176 0.836

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.73781.35852.1885
O21.73782.30021.0236
H31.35852.30022.7356
H42.18851.02362.7356

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 101.709 O2 S1 H3 95.168
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability