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

using model chemistry: ROHF/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/aug-cc-pVQZ
 hartrees
Energy at 0K-2701.734279
Energy at 298.15K-2701.737765
HF Energy-2701.734279
Nuclear repulsion energy142.096229
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 ROHF/aug-cc-pVQZ
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' 2108 2108 1739.38      
2 A' 602 602 172.37      
3 A' 250 250 193.96      

Unscaled Zero Point Vibrational Energy (zpe) 1480.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1480.3 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 ROHF/aug-cc-pVQZ
ABC
3.01037 0.12942 0.12409

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.468 -1.345 0.000
Br2 0.000 0.725 0.000
O3 -0.409 -1.995 0.000

Atom - Atom Distances (Å)
  N1 Br2 O3
N12.12251.0916
Br22.12252.7507
O31.09162.7507

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 113.793
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.359      
2 Br -0.169      
3 O -0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.186 -2.668 0.000 2.674
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.934 -0.588 0.000
y -0.588 -26.086 0.000
z 0.000 0.000 -28.850
Traceless
 xyz
x -2.466 -0.588 0.000
y -0.588 3.306 0.000
z 0.000 0.000 -0.840
Polar
3z2-r2-1.679
x2-y2-3.848
xy-0.588
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 83.450
(<r2>)1/2 9.135