return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for BrOBr (Bromine oxide)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-5223.745447
Energy at 298.15K-5223.751666
HF Energy-5223.745447
Nuclear repulsion energy369.542010
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 mPW1PW91/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 A1 560 536 4.05      
2 A1 183 175 0.15      
3 B2 652 624 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 696.9 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 667.8 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 mPW1PW91/aug-cc-pVDZ
ABC
1.14099 0.04451 0.04284

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.905
Br2 0.000 1.549 -0.103
Br3 0.000 -1.549 -0.103

Atom - Atom Distances (Å)
  O1 Br2 Br3
O11.84851.8485
Br21.84853.0982
Br31.84853.0982

picture of Bromine oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 O1 Br3 113.864
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.731      
2 Br 0.365      
3 Br 0.365      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.813 0.813
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.695 0.000 0.000
y 0.000 -36.616 0.000
z 0.000 0.000 -41.871
Traceless
 xyz
x -3.452 0.000 0.000
y 0.000 5.667 0.000
z 0.000 0.000 -2.215
Polar
3z2-r2-4.430
x2-y2-6.079
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.521 0.000 0.000
y 0.000 10.960 0.000
z 0.000 0.000 5.881


<r2> (average value of r2) Å2
<r2> 200.515
(<r2>)1/2 14.160