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

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-2637.389609
Energy at 298.15K-2637.393593
HF Energy-2637.389609
Nuclear repulsion energy92.205634
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 wB97X-D/3-21G*
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' 3533 3349 29.17      
2 A' 1217 1153 52.95      
3 A' 687 651 1.51      

Unscaled Zero Point Vibrational Energy (zpe) 2718.2 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 2576.3 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 wB97X-D/3-21G*
ABC
19.28942 0.34444 0.33839

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.933 1.725 0.000
O2 0.022 1.472 0.000
Br3 0.022 -0.386 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.98802.3164
O20.98801.8572
Br32.31641.8572

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 104.848
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.384      
2 O -0.493      
3 Br 0.109      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.795 -0.082 0.000 1.797
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.073 -3.483 0.000
y -3.483 -21.216 0.000
z 0.000 0.000 -24.210
Traceless
 xyz
x 0.640 -3.483 0.000
y -3.483 1.925 0.000
z 0.000 0.000 -2.565
Polar
3z2-r2-5.131
x2-y2-0.857
xy-3.483
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.103 -0.308 0.000
y -0.308 3.871 0.000
z 0.000 0.000 1.582


<r2> (average value of r2) Å2
<r2> 40.318
(<r2>)1/2 6.350