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: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-473.516005
Energy at 298.15K-473.518413
HF Energy-473.516005
Nuclear repulsion energy58.306202
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 HF/6-31G(2df,p)
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 4158 3765 106.84      
2 A 2829 2561 16.30      
3 A 1322 1197 56.69      
4 A 1133 1026 7.40      
5 A 878 795 71.10      
6 A 523 473 95.16      

Unscaled Zero Point Vibrational Energy (zpe) 5421.3 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 4909.0 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 HF/6-31G(2df,p)
ABC
7.02549 0.52903 0.51390

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.566 -0.089 0.011
O2 1.061 0.019 -0.115
H3 -0.866 1.208 -0.007
H4 1.436 0.057 0.748

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.63521.33072.1380
O21.63522.26630.9418
H31.33072.26632.6819
H42.13800.94182.6819

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 109.143 O2 S1 H3 99.145
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.037      
2 O -0.541      
3 H 0.144      
4 H 0.360      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.115 0.931 1.465 1.740
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.536 -1.082 2.544
y -1.082 -18.275 0.073
z 2.544 0.073 -19.896
Traceless
 xyz
x 1.550 -1.082 2.544
y -1.082 0.441 0.073
z 2.544 0.073 -1.990
Polar
3z2-r2-3.981
x2-y20.739
xy-1.082
xz2.544
yz0.073


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.507 -0.218 0.127
y -0.218 2.914 0.001
z 0.127 0.001 2.615


<r2> (average value of r2) Å2
<r2> 30.794
(<r2>)1/2 5.549