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: mPW1PW91/aug-cc-pVDZ

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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-2779.349871
Energy at 298.15K-2779.354022
HF Energy-2779.349871
Nuclear repulsion energy229.913520
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 A' 1841 1764 291.91      
2 A' 906 868 185.97      
3 A' 658 631 278.62      
4 A' 438 420 30.93      
5 A' 244 234 0.00      
6 A" 175 167 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 2130.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 2041.6 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
1.80307 0.06834 0.06585

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -0.714 -0.806 0.000
O2 0.000 0.892 0.000
N3 1.446 0.826 0.000
O4 1.860 1.910 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4
Br11.84182.70743.7420
O21.84181.44752.1204
N32.70741.44751.1605
O43.74202.12041.1605

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 110.214 O2 N3 O4 108.284
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 Br 0.382      
2 O -0.576      
3 N 0.521      
4 O -0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.195 -0.942 0.000 0.962
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.231 1.137 0.000
y 1.137 -33.977 0.000
z 0.000 0.000 -33.709
Traceless
 xyz
x -0.388 1.137 0.000
y 1.137 -0.007 0.000
z 0.000 0.000 0.395
Polar
3z2-r20.790
x2-y2-0.254
xy1.137
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.274 2.531 0.000
y 2.531 7.305 0.000
z 0.000 0.000 4.224


<r2> (average value of r2) Å2
<r2> 144.440
(<r2>)1/2 12.018