return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-474.481274
Energy at 298.15K-474.483587
HF Energy-474.322647
Nuclear repulsion energy56.937841
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 B2PLYP=FULL/aug-cc-pVTZ
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 3805 3650 79.30      
2 A 2656 2548 10.36      
3 A 1201 1152 42.32      
4 A 1023 981 1.81      
5 A 768 736 59.00      
6 A 471 452 75.05      

Unscaled Zero Point Vibrational Energy (zpe) 4961.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 4760.0 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
6.74161 0.50286 0.48920

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.582 -0.089 0.009
O2 1.090 0.022 -0.118
H3 -0.862 1.227 0.014
H4 1.445 0.022 0.778

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.68031.34602.1698
O21.68032.29770.9629
H31.34602.29772.7121
H42.16980.96292.7121

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 107.212 O2 S1 H3 98.192
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability