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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-2840.454279
Energy at 298.15K-2840.459218
HF Energy-2840.454279
Nuclear repulsion energy315.568769
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 BLYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 1382 1374 88.48      
2 A' 1057 1051 221.25      
3 A' 726 722 76.25      
4 A' 650 646 8.35      
5 A' 519 516 2.44      
6 A' 331 330 0.22      
7 A' 173 172 0.07      
8 A" 572 568 7.04      
9 A" 132 131 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 2770.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 2755.0 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 BLYP/3-21G
ABC
0.35263 0.05275 0.04589

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.229 -0.496 0.000
O2 0.000 0.971 0.000
N3 1.537 0.489 0.000
O4 2.270 1.524 0.000
O5 1.762 -0.755 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.91382.93534.03963.0020
O21.91381.61072.33592.4666
N32.93531.61071.26881.2635
O44.03962.33591.26882.3348
O53.00202.46661.26352.3348

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 112.500 O2 N3 O4 107.836
O2 N3 O5 117.721 O4 N3 O5 134.443
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 0.230      
2 O -0.274      
3 N 0.463      
4 O -0.201      
5 O -0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.961 -0.894 0.000 1.313
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.123 1.113 0.000
y 1.113 -40.314 0.000
z 0.000 0.000 -37.827
Traceless
 xyz
x 0.947 1.113 0.000
y 1.113 -2.339 0.000
z 0.000 0.000 1.392
Polar
3z2-r22.783
x2-y22.191
xy1.113
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.955 2.266 0.000
y 2.266 5.103 0.000
z 0.000 0.000 1.123


<r2> (average value of r2) Å2
<r2> 200.589
(<r2>)1/2 14.163