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All results from a given calculation for BrNO (Nitrosyl bromide)

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-2690.956672
Energy at 298.15K-2690.960121
HF Energy-2690.956672
Nuclear repulsion energy133.974919
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' 1435 1427 398.79      
2 A' 529 526 47.54      
3 A' 269 267 17.28      

Unscaled Zero Point Vibrational Energy (zpe) 1116.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 1110.0 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
2.63684 0.11589 0.11101

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)
N1 0.501 -1.379 0.000
Br2 0.000 0.764 0.000
O3 -0.439 -2.136 0.000

Atom - Atom Distances (Å)
  N1 Br2 O3
N12.20041.2074
Br22.20042.9334
O31.20742.9334

picture of Nitrosyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 N1 O3 115.710
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 N 0.210      
2 Br -0.068      
3 O -0.142      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.026 -1.187 0.000 1.188
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.381 -0.666 0.000
y -0.666 -26.881 0.000
z 0.000 0.000 -27.562
Traceless
 xyz
x -2.159 -0.666 0.000
y -0.666 1.590 0.000
z 0.000 0.000 0.569
Polar
3z2-r21.138
x2-y2-2.500
xy-0.666
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.571 -0.009 0.000
y -0.009 7.603 0.000
z 0.000 0.000 1.042


<r2> (average value of r2) Å2
<r2> 90.996
(<r2>)1/2 9.539