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

using model chemistry: LSDA/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 LSDA/6-31G
 hartrees
Energy at 0K-2644.131617
Energy at 298.15K-2644.135553
HF Energy-2644.131617
Nuclear repulsion energy89.069039
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 LSDA/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' 3475 3404 38.59      
2 A' 1144 1121 50.26      
3 A' 609 596 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 2613.7 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 2560.6 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 LSDA/6-31G
ABC
19.01296 0.32014 0.31483

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.952 1.741 0.000
O2 0.022 1.527 0.000
Br3 0.022 -0.399 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.99772.3515
O20.99771.9255
Br32.35151.9255

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 102.419
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.402      
2 O -0.609      
3 Br 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.037 -0.281 0.000 2.056
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.602 -3.694 0.000
y -3.694 -22.063 0.000
z 0.000 0.000 -24.872
Traceless
 xyz
x 0.866 -3.694 0.000
y -3.694 1.673 0.000
z 0.000 0.000 -2.540
Polar
3z2-r2-5.079
x2-y2-0.538
xy-3.694
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.414 -0.302 0.000
y -0.302 3.992 0.000
z 0.000 0.000 0.738


<r2> (average value of r2) Å2
<r2> 42.651
(<r2>)1/2 6.531