return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for ClNO (Nitrosyl chloride)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-590.042811
Energy at 298.15K 
HF Energy-590.042811
Nuclear repulsion energy84.317864
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 B3PW91/6-311G*
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' 1980 1906 688.74      
2 A' 610 587 112.32      
3 A' 328 316 81.95      

Unscaled Zero Point Vibrational Energy (zpe) 1458.8 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 1404.4 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 B3PW91/6-311G*
ABC
2.97551 0.18423 0.17349

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.523 -0.959 0.000
N2 0.000 0.992 0.000
O3 1.111 1.171 0.000

Atom - Atom Distances (Å)
  Cl1 N2 O3
Cl12.01982.6847
N22.01981.1253
O32.68471.1253

picture of Nitrosyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 N2 O3 114.172
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.171      
2 N 0.133      
3 O 0.037      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.119 2.123 0.000 2.399
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.144 0.338 0.000
y 0.338 -22.691 0.000
z 0.000 0.000 -22.810
Traceless
 xyz
x -1.393 0.338 0.000
y 0.338 0.785 0.000
z 0.000 0.000 0.608
Polar
3z2-r21.216
x2-y2-1.452
xy0.338
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.063 2.077 0.000
y 2.077 5.956 0.000
z 0.000 0.000 1.400


<r2> (average value of r2) Å2
<r2> 62.519
(<r2>)1/2 7.907