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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-2853.783990
Energy at 298.15K-2853.778192
HF Energy-2854.124473
Nuclear repulsion energy332.686010
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 B3LYP/6-31G(2df,p)
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' 1801 1738 295.19      
2 A' 1345 1298 260.15      
3 A' 819 790 177.75      
4 A' 769 742 11.76      
5 A' 568 548 76.88      
6 A' 409 395 2.01      
7 A' 217 209 0.03      
8 A" 745 719 10.98      
9 A" 135 130 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 3403.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 3284.3 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 B3LYP/6-31G(2df,p)
ABC
0.40701 0.05885 0.05141

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.152 -0.503 0.000
O2 0.000 0.897 0.000
N3 1.427 0.514 0.000
O4 2.098 1.502 0.000
O5 1.692 -0.649 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.81322.77213.81862.8475
O21.81321.47742.18352.2921
N32.77211.47741.19411.1931
O43.81862.18351.19412.1888
O52.84752.29211.19312.1888

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 116.824 O2 N3 O4 109.431
O2 N3 O5 119.278 O4 N3 O5 131.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.284      
2 O -0.423      
3 N 0.755      
4 O -0.314      
5 O -0.301      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.134 -0.755 0.000 1.363
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 181.756
(<r2>)1/2 13.482