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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-2840.576943
Energy at 298.15K-2840.582127
HF Energy-2840.576943
Nuclear repulsion energy327.379875
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 B3PW91/3-21G*
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' 1499 1438 131.36      
2 A' 1137 1091 257.43      
3 A' 785 753 138.31      
4 A' 752 721 0.02      
5 A' 579 555 11.03      
6 A' 381 365 0.06      
7 A' 203 195 0.12      
8 A" 638 612 10.90      
9 A" 126 121 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 3050.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 2926.3 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 B3PW91/3-21G*
ABC
0.37534 0.05729 0.04971

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.182 -0.458 0.000
O2 0.000 0.958 0.000
N3 1.472 0.451 0.000
O4 2.240 1.424 0.000
O5 1.642 -0.775 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.84422.80553.90522.8412
O21.84421.55732.28812.3873
N32.80551.55731.23921.2379
O43.90522.28811.23922.2790
O52.84122.38731.23792.2790

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 110.853 O2 N3 O4 109.288
O2 N3 O5 116.855 O4 N3 O5 133.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.204      
2 O -0.255      
3 N 0.530      
4 O -0.233      
5 O -0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.135 -0.951 0.000 1.481
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.413 1.195 0.000
y 1.195 -40.494 0.000
z 0.000 0.000 -37.735
Traceless
 xyz
x 0.702 1.195 0.000
y 1.195 -2.420 0.000
z 0.000 0.000 1.718
Polar
3z2-r23.437
x2-y22.081
xy1.195
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.574 1.825 0.000
y 1.825 5.274 0.000
z 0.000 0.000 2.049


<r2> (average value of r2) Å2
<r2> 187.175
(<r2>)1/2 13.681