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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-2839.800197
Energy at 298.15K-2839.805233
HF Energy-2839.800197
Nuclear repulsion energy319.180184
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' 1442 1429 92.59      
2 A' 1089 1079 221.91      
3 A' 746 740 81.86      
4 A' 675 669 8.37      
5 A' 544 539 2.59      
6 A' 347 344 0.12      
7 A' 180 178 0.05      
8 A" 595 589 7.27      
9 A" 137 136 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 2877.6 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 2851.4 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
0.35899 0.05417 0.04707

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 -1.211 -0.493 0.000
O2 0.000 0.966 0.000
N3 1.512 0.487 0.000
O4 2.243 1.514 0.000
O5 1.731 -0.750 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.89612.89373.99432.9524
O21.89611.58642.30882.4371
N32.89371.58641.26051.2556
O43.99432.30881.26052.3208
O52.95242.43711.25562.3208

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 112.084 O2 N3 O4 107.838
O2 N3 O5 117.611 O4 N3 O5 134.551
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 0.242      
2 O -0.284      
3 N 0.465      
4 O -0.202      
5 O -0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.980 -0.898 0.000 1.329
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.336 1.097 0.000
y 1.097 -40.438 0.000
z 0.000 0.000 -37.932
Traceless
 xyz
x 0.849 1.097 0.000
y 1.097 -2.305 0.000
z 0.000 0.000 1.455
Polar
3z2-r22.911
x2-y22.103
xy1.097
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.696 2.213 0.000
y 2.213 5.050 0.000
z 0.000 0.000 1.132


<r2> (average value of r2) Å2
<r2> 196.270
(<r2>)1/2 14.010