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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-2649.434804
Energy at 298.15K-2649.438740
HF Energy-2649.434804
Nuclear repulsion energy91.204479
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 PBEPBEultrafine/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' 3602 3581 59.11      
2 A' 1131 1124 40.75      
3 A' 607 604 3.11      

Unscaled Zero Point Vibrational Energy (zpe) 2669.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 2654.4 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 PBEPBEultrafine/cc-pVDZ
ABC
19.22983 0.33616 0.33039

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.946 1.673 0.000
O2 0.022 1.492 0.000
Br3 0.022 -0.389 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.98462.2774
O20.98461.8810
Br32.27741.8810

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 100.563
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.193      
2 O -0.302      
3 Br 0.108      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.523 -0.104 0.000 1.526
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.487 -2.956 0.000
y -2.956 -21.430 0.000
z 0.000 0.000 -24.663
Traceless
 xyz
x 0.559 -2.956 0.000
y -2.956 2.146 0.000
z 0.000 0.000 -2.705
Polar
3z2-r2-5.410
x2-y2-1.057
xy-2.956
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.133 -0.253 0.000
y -0.253 4.079 0.000
z 0.000 0.000 1.697


<r2> (average value of r2) Å2
<r2> 41.095
(<r2>)1/2 6.411