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

using model chemistry: B2PLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-2703.669301
Energy at 298.15K-2703.672786
HF Energy-2703.442791
Nuclear repulsion energy138.060323
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 B2PLYP/cc-pVTZ
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' 1857 1781 670.07      
2 A' 554 531 77.80      
3 A' 273 262 46.09      

Unscaled Zero Point Vibrational Energy (zpe) 1341.9 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 1287.4 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 B2PLYP/cc-pVTZ
ABC
2.87744 0.12216 0.11719

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.472 -1.369 0.000
Br2 0.000 0.748 0.000
O3 -0.413 -2.072 0.000

Atom - Atom Distances (Å)
  N1 Br2 O3
N12.16891.1303
Br22.16892.8501
O31.13032.8501

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 115.897
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.152      
2 Br -0.195      
3 O 0.043      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.366 -0.045 0.000
y -0.045 9.110 0.000
z 0.000 0.000 2.898


<r2> (average value of r2) Å2
<r2> 87.275
(<r2>)1/2 9.342