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

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-2701.619162
Energy at 298.15K-2701.622662
HF Energy-2701.619162
Nuclear repulsion energy141.668981
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 HF/aug-cc-pVDZ
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' 2117 1928 1692.96      
2 A' 603 550 167.07      
3 A' 260 236 174.06      

Unscaled Zero Point Vibrational Energy (zpe) 1490.0 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 1356.8 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 HF/aug-cc-pVDZ
ABC
2.95080 0.12901 0.12360

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.473 -1.345 0.000
Br2 0.000 0.726 0.000
O3 -0.414 -2.000 0.000

Atom - Atom Distances (Å)
  N1 Br2 O3
N12.12471.1014
Br22.12472.7569
O31.10142.7569

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 113.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.300      
2 Br -0.047      
3 O -0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.194 -2.593 0.000 2.600
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.057 -0.641 0.000
y -0.641 -26.209 0.000
z 0.000 0.000 -29.016
Traceless
 xyz
x -2.444 -0.641 0.000
y -0.641 3.328 0.000
z 0.000 0.000 -0.883
Polar
3z2-r2-1.767
x2-y2-3.848
xy-0.641
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.240 -0.198 0.000
y -0.198 10.072 0.000
z 0.000 0.000 3.866


<r2> (average value of r2) Å2
<r2> 83.797
(<r2>)1/2 9.154