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

using model chemistry: M06-2X/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G**
 hartrees
Energy at 0K-2647.504259
Energy at 298.15K-2647.508246
HF Energy-2647.504259
Nuclear repulsion energy93.379601
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 M06-2X/6-31G**
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' 3866 3674 93.11      
2 A' 1225 1164 48.03      
3 A' 692 658 6.62      

Unscaled Zero Point Vibrational Energy (zpe) 2891.1 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 2747.7 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 M06-2X/6-31G**
ABC
20.30412 0.35265 0.34663

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.922 1.671 0.000
O2 0.021 1.454 0.000
Br3 0.021 -0.380 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.96812.2577
O20.96811.8337
Br32.25771.8337

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 102.980
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.370      
2 O -0.525      
3 Br 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.626 -0.033 0.000 1.626
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.501 -3.259 0.000
y -3.259 -21.486 0.000
z 0.000 0.000 -24.750
Traceless
 xyz
x 0.618 -3.259 0.000
y -3.259 2.139 0.000
z 0.000 0.000 -2.757
Polar
3z2-r2-5.513
x2-y2-1.014
xy-3.259
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.409 -0.227 0.000
y -0.227 4.127 0.000
z 0.000 0.000 2.054


<r2> (average value of r2) Å2
<r2> 39.933
(<r2>)1/2 6.319