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

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-2649.918091
Energy at 298.15K-2649.922050
HF Energy-2649.918091
Nuclear repulsion energy93.031119
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 TPSSh/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' 3748 3629 74.17      
2 A' 1190 1153 43.06      
3 A' 635 615 8.98      

Unscaled Zero Point Vibrational Energy (zpe) 2786.8 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 2698.5 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 TPSSh/cc-pVTZ
ABC
20.16104 0.34992 0.34395

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.919 1.679 0.000
O2 0.021 1.455 0.000
Br3 0.021 -0.381 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.96732.2647
O20.96731.8355
Br32.26471.8355

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 103.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.230      
2 O -0.332      
3 Br 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.462 0.038 0.000 1.462
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.845 -0.202 0.000
y -0.202 4.598 0.000
z 0.000 0.000 2.533


<r2> (average value of r2) Å2
<r2> 40.230
(<r2>)1/2 6.343