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

using model chemistry: PBE1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-311G**
 hartrees
Energy at 0K-2649.525303
Energy at 298.15K-2649.529259
HF Energy-2649.525303
Nuclear repulsion energy92.780330
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 PBE1PBE/6-311G**
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' 3850 3693 87.26      
2 A' 1180 1132 41.24      
3 A' 634 608 5.40      

Unscaled Zero Point Vibrational Energy (zpe) 2831.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 2716.8 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 PBE1PBE/6-311G**
ABC
20.37192 0.34766 0.34183

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.920 1.672 0.000
O2 0.021 1.465 0.000
Br3 0.021 -0.383 0.000

Atom - Atom Distances (Å)
  H1 O2 Br3
H10.96402.2605
O20.96401.8476
Br32.26051.8476

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 102.431
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.285      
2 O -0.438      
3 Br 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.658 -0.183 0.000 1.668
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.725 -3.223 0.000
y -3.223 -21.708 0.000
z 0.000 0.000 -24.958
Traceless
 xyz
x 0.608 -3.223 0.000
y -3.223 2.134 0.000
z 0.000 0.000 -2.742
Polar
3z2-r2-5.484
x2-y2-1.017
xy-3.223
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.139 -0.225 0.000
y -0.225 4.105 0.000
z 0.000 0.000 1.777


<r2> (average value of r2) Å2
<r2> 40.403
(<r2>)1/2 6.356