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

using model chemistry: MP2=FULL/3-21G*

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=FULL/3-21G*
 hartrees
Energy at 0K-471.486326
Energy at 298.15K-471.488671
HF Energy-471.231798
Nuclear repulsion energy56.106952
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=FULL/3-21G*
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 3454 3274 15.09      
2 A 2721 2580 37.99      
3 A 1272 1206 41.51      
4 A 1035 981 6.03      
5 A 744 706 24.24      
6 A 526 498 103.77      

Unscaled Zero Point Vibrational Energy (zpe) 4875.8 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 4622.2 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=FULL/3-21G*
ABC
6.68187 0.48697 0.47531

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.588 -0.090 0.010
O2 1.107 0.024 -0.122
H3 -0.923 1.211 0.006
H4 1.476 0.039 0.803

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.70401.34412.2151
O21.70402.35540.9965
H31.34412.35542.7870
H42.21510.99652.7870

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 107.296 O2 S1 H3 100.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability