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: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-472.178144
Energy at 298.15K-472.180378
HF Energy-472.178144
Nuclear repulsion energy53.744494
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 B3LYP/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 3396 3277 8.05      
2 A 2377 2294 75.00      
3 A 1240 1196 36.52      
4 A 926 894 0.90      
5 A 690 666 8.64      
6 A 440 425 97.98      

Unscaled Zero Point Vibrational Energy (zpe) 4534.9 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 4375.7 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 B3LYP/3-21G
ABC
6.28722 0.44279 0.43175

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.619 -0.093 0.000
O2 1.167 0.047 -0.118
H3 -0.932 1.249 0.122
H4 1.490 -0.133 0.815

Atom - Atom Distances (Å)
  S1 O2 H3 H4
S11.79521.38322.2609
O21.79522.43061.0029
H31.38322.43062.8729
H42.26091.00292.8729

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 104.198 O2 S1 H3 98.942
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.140      
2 O -0.558      
3 H 0.061      
4 H 0.356      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.086 0.795 1.891 2.054
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.166 -1.813 2.527
y -1.813 -18.576 -0.005
z 2.527 -0.005 -19.785
Traceless
 xyz
x 1.015 -1.813 2.527
y -1.813 0.399 -0.005
z 2.527 -0.005 -1.414
Polar
3z2-r2-2.828
x2-y20.410
xy-1.813
xz2.527
yz-0.005


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.674 -0.442 0.201
y -0.442 2.477 0.017
z 0.201 0.017 1.501


<r2> (average value of r2) Å2
<r2> 34.402
(<r2>)1/2 5.865