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

using model chemistry: ROHF/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-2699.111059
Energy at 298.15K-2699.114591
HF Energy-2699.111059
Nuclear repulsion energy142.761894
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/6-31+G**
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' 2109 1805 1608.95      
2 A' 619 530 184.00      
3 A' 281 241 160.28      

Unscaled Zero Point Vibrational Energy (zpe) 1504.8 cm-1
Scaled (by 0.8559) Zero Point Vibrational Energy (zpe) 1288.0 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 ROHF/6-31+G**
ABC
2.95790 0.13152 0.12592

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.472 -1.320 0.000
Br2 0.000 0.719 0.000
O3 -0.413 -1.989 0.000

Atom - Atom Distances (Å)
  N1 Br2 O3
N12.09231.1101
Br22.09232.7387
O31.11012.7387

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 114.012
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.139      
2 Br -0.253      
3 O 0.114      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.205 -2.182 0.000 2.192
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.223 -0.676 0.000
y -0.676 -26.816 0.000
z 0.000 0.000 -28.952
Traceless
 xyz
x -2.339 -0.676 0.000
y -0.676 2.771 0.000
z 0.000 0.000 -0.432
Polar
3z2-r2-0.864
x2-y2-3.407
xy-0.676
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> 82.736
(<r2>)1/2 9.096