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 BrONO (Bromine nitrite)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS trans 1A'
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-2778.658416
Energy at 298.15K-2778.662322
HF Energy-2778.658416
Nuclear repulsion energy223.592932
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/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' 1777 1761 346.38      
2 A' 834 826 134.72      
3 A' 541 536 86.18      
4 A' 351 348 46.93      
5 A' 200 198 0.07      
6 A" 173 171 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 1937.7 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 1920.0 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/6-311G**
ABC
1.67090 0.06427 0.06189

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -0.752 -0.815 0.000
O2 0.000 0.897 0.000
N3 1.547 0.839 0.000
O4 1.938 1.933 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4
Br11.86972.83213.8459
O21.86971.54822.1979
N32.83211.54821.1626
O43.84592.19791.1626

picture of Bromine nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 O2 N3 111.569 O2 N3 O4 107.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.179      
2 O -0.321      
3 N 0.202      
4 O -0.060      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.256 -0.750 0.000 0.792
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.203 1.887 0.000
y 1.887 -33.111 0.000
z 0.000 0.000 -33.556
Traceless
 xyz
x 0.130 1.887 0.000
y 1.887 0.269 0.000
z 0.000 0.000 -0.399
Polar
3z2-r2-0.798
x2-y2-0.092
xy1.887
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.512 3.211 0.000
y 3.211 6.199 0.000
z 0.000 0.000 2.364


<r2> (average value of r2) Å2
<r2> 151.904
(<r2>)1/2 12.325