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All results from a given calculation for BrONO2 (Bromine nitrate)

using model chemistry: PBEPBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/3-21G*
 hartrees
Energy at 0K-2840.049084
Energy at 298.15K-2840.054124
HF Energy-2840.049084
Nuclear repulsion energy323.054893
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 PBEPBE/3-21G*
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' 1451 1383 94.55      
2 A' 1092 1041 225.21      
3 A' 743 709 85.99      
4 A' 706 673 1.94      
5 A' 532 508 5.85      
6 A' 352 335 0.11      
7 A' 185 177 0.09      
8 A" 586 559 6.36      
9 A" 135 129 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 2891.2 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 2756.8 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 PBEPBE/3-21G*
ABC
0.36007 0.05604 0.04849

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.202 -0.436 0.000
O2 0.000 0.980 0.000
N3 1.509 0.418 0.000
O4 2.303 1.392 0.000
O5 1.637 -0.830 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.85792.84253.95372.8670
O21.85791.60992.33982.4413
N32.84251.60991.25681.2553
O43.95372.33981.25682.3200
O52.86702.44131.25532.3200

picture of Bromine nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 O2 N3 109.897 O2 N3 O4 108.789
O2 N3 O5 116.318 O4 N3 O5 134.893
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.177      
2 O -0.223      
3 N 0.465      
4 O -0.205      
5 O -0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.873 -0.852 0.000 1.219
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.843 1.126 0.000
y 1.126 -40.063 0.000
z 0.000 0.000 -37.801
Traceless
 xyz
x 1.088 1.126 0.000
y 1.126 -2.241 0.000
z 0.000 0.000 1.153
Polar
3z2-r22.305
x2-y22.220
xy1.126
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.319 1.868 0.000
y 1.868 5.333 0.000
z 0.000 0.000 2.082


<r2> (average value of r2) Å2
<r2> 191.100
(<r2>)1/2 13.824