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

using model chemistry: B1B95/aug-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 B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-2650.240203
Energy at 298.15K-2650.244176
HF Energy-2650.240203
Nuclear repulsion energy93.153472
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 B1B95/aug-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' 3826 3665 94.11      
2 A' 1185 1135 45.01      
3 A' 661 633 11.42      

Unscaled Zero Point Vibrational Energy (zpe) 2836.1 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 2716.7 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 B1B95/aug-cc-pVDZ
ABC
20.49359 0.35071 0.34481

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.918 1.683 0.000
O2 0.021 1.457 0.000
Br3 0.021 -0.381 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.96602.2677
O20.96601.8383
Br32.26771.8383

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 103.513
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.142      
2 O -0.497      
3 Br 0.355      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.423 -0.008 0.000 1.423
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.895 -3.076 0.000
y -3.076 -21.879 0.000
z 0.000 0.000 -25.213
Traceless
 xyz
x 0.652 -3.076 0.000
y -3.076 2.175 0.000
z 0.000 0.000 -2.826
Polar
3z2-r2-5.653
x2-y2-1.015
xy-3.076
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.569 -0.165 0.000
y -0.165 5.164 0.000
z 0.000 0.000 3.421


<r2> (average value of r2) Å2
<r2> 40.335
(<r2>)1/2 6.351