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All results from a given calculation for HOBr (Hypobromous acid)

using model chemistry: LSDA/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/aug-cc-pVTZ
 hartrees
Energy at 0K-2646.839290
Energy at 298.15K-2646.843254
HF Energy-2646.839290
Nuclear repulsion energy94.014537
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 LSDA/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' 3689 3654 98.38      
2 A' 1139 1128 48.62      
3 A' 653 647 15.33      

Unscaled Zero Point Vibrational Energy (zpe) 2740.1 cm-1
Scaled (by 0.9906) Zero Point Vibrational Energy (zpe) 2714.4 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 LSDA/aug-cc-pVTZ
ABC
20.02484 0.35816 0.35187

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.929 1.667 0.000
O2 0.022 1.442 0.000
Br3 0.022 -0.377 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.97652.2539
O20.97651.8189
Br32.25391.8189

picture of Hypobromous acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 O2 Br3 103.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.205      
2 O -0.498      
3 Br 0.293      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.425 0.052 0.000 1.426
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.973 -3.091 0.000
y -3.091 -22.031 0.000
z 0.000 0.000 -25.317
Traceless
 xyz
x 0.701 -3.091 0.000
y -3.091 2.114 0.000
z 0.000 0.000 -2.815
Polar
3z2-r2-5.630
x2-y2-0.942
xy-3.091
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.996 -0.152 0.000
y -0.152 5.305 0.000
z 0.000 0.000 3.876


<r2> (average value of r2) Å2
<r2> 39.908
(<r2>)1/2 6.317