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 BrONO2 (Bromine nitrate)

using model chemistry: PBEPBEultrafine/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G**
 hartrees
Energy at 0K-2851.286378
Energy at 298.15K-2851.291506
HF Energy-2851.286378
Nuclear repulsion energy327.630629
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 PBEPBEultrafine/6-31G**
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' 1781 1757 219.25      
2 A' 1313 1295 251.43      
3 A' 780 769 150.36      
4 A' 700 690 0.22      
5 A' 485 478 48.03      
6 A' 374 369 4.11      
7 A' 195 192 0.07      
8 A" 684 675 9.24      
9 A" 132 130 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 3221.7 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 3177.5 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 PBEPBEultrafine/6-31G**
ABC
0.38924 0.05644 0.04929

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.175 -0.519 0.000
O2 0.000 0.930 0.000
N3 1.464 0.524 0.000
O4 2.132 1.534 0.000
O5 1.729 -0.653 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.86552.83763.89222.9080
O21.86551.51942.21562.3449
N32.83761.51941.21101.2065
O43.89222.21561.21102.2239
O52.90802.34491.20652.2239

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 113.536 O2 N3 O4 107.948
O2 N3 O5 118.229 O4 N3 O5 133.823
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.205      
2 O -0.328      
3 N 0.683      
4 O -0.273      
5 O -0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.919 -0.856 0.000 1.256
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.544 1.344 0.000
y 1.344 -40.002 0.000
z 0.000 0.000 -38.067
Traceless
 xyz
x 0.490 1.344 0.000
y 1.344 -1.697 0.000
z 0.000 0.000 1.206
Polar
3z2-r22.413
x2-y21.458
xy1.344
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.415 1.965 0.000
y 1.965 6.073 0.000
z 0.000 0.000 2.930


<r2> (average value of r2) Å2
<r2> 188.404
(<r2>)1/2 13.726