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

using model chemistry: HSEh1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-2649.504881
Energy at 298.15K-2649.508843
HF Energy-2649.504881
Nuclear repulsion energy92.554985
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 HSEh1PBE/cc-pVDZ
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' 3785 3641 86.99      
2 A' 1182 1137 39.89      
3 A' 643 618 3.88      

Unscaled Zero Point Vibrational Energy (zpe) 2804.6 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 2697.7 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 HSEh1PBE/cc-pVDZ
ABC
19.96310 0.34622 0.34032

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.929 1.668 0.000
O2 0.022 1.469 0.000
Br3 0.022 -0.383 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.97132.2607
O20.97131.8520
Br32.26071.8520

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 101.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.201      
2 O -0.330      
3 Br 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.576 -0.142 0.000 1.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.471 -3.063 0.000
y -3.063 -21.484 0.000
z 0.000 0.000 -24.656
Traceless
 xyz
x 0.598 -3.063 0.000
y -3.063 2.079 0.000
z 0.000 0.000 -2.678
Polar
3z2-r2-5.356
x2-y2-0.987
xy-3.063
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.070 -0.239 0.000
y -0.239 4.037 0.000
z 0.000 0.000 1.678


<r2> (average value of r2) Å2
<r2> 40.349
(<r2>)1/2 6.352