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

using model chemistry: M06-2X/STO-3G

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/STO-3G
 hartrees
Energy at 0K-2620.743395
Energy at 298.15K-2620.747405
HF Energy-2620.743395
Nuclear repulsion energy91.805409
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/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3797 3797 27.46      
2 A' 1401 1401 14.91      
3 A' 815 815 2.61      

Unscaled Zero Point Vibrational Energy (zpe) 3006.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3006.3 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/STO-3G
ABC
17.63231 0.34274 0.33620

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.988 1.650 0.000
O2 0.023 1.478 0.000
Br3 0.023 -0.385 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H11.02522.2723
O21.02521.8632
Br32.27231.8632

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 99.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.189      
2 O -0.226      
3 Br 0.037      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.377 0.461 0.000 1.452
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.345 -2.222 0.000
y -2.222 -20.504 0.000
z 0.000 0.000 -21.873
Traceless
 xyz
x 0.844 -2.222 0.000
y -2.222 0.605 0.000
z 0.000 0.000 -1.448
Polar
3z2-r2-2.897
x2-y20.159
xy-2.222
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.697 -0.408 0.000
y -0.408 2.504 0.000
z 0.000 0.000 0.098


<r2> (average value of r2) Å2
<r2> 39.448
(<r2>)1/2 6.281