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 ClONO2 (Chlorine nitrate)

using model chemistry: M06-2X/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 M06-2X/6-311G*
 hartrees
Energy at 0K-740.370667
Energy at 298.15K-740.373314
HF Energy-740.370667
Nuclear repulsion energy229.302477
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 M06-2X/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' 1880 1880 444.75      
2 A' 1413 1413 311.23      
3 A' 876 876 261.89      
4 A' 861 861 4.96      
5 A' 665 665 49.13      
6 A' 491 491 2.98      
7 A' 278 278 0.03      
8 A" 778 778 18.66      
9 A" 113 113 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 3677.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3677.0 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 M06-2X/6-311G*
ABC
0.41759 0.09289 0.07599

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -1.613 0.309 0.000
O2 0.000 0.812 0.000
N3 0.957 -0.281 0.000
O4 0.536 -1.384 0.000
O5 2.053 0.161 0.000

Atom - Atom Distances (Å)
  Cl1 O2 N3 O4 O5
Cl11.68942.63682.73563.6690
O21.68941.45302.26102.1541
N32.63681.45301.18141.1816
O42.73562.26101.18142.1658
O53.66902.15411.18162.1658

picture of Chlorine nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 O2 N3 113.883 O2 N3 O4 117.880
O2 N3 O5 109.269 O4 N3 O5 132.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.235      
2 O -0.320      
3 N 0.505      
4 O -0.212      
5 O -0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.337 -0.041 0.000 1.338
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.263 -0.218 0.000
y -0.218 -36.456 0.000
z 0.000 0.000 -32.818
Traceless
 xyz
x 1.374 -0.218 0.000
y -0.218 -3.416 0.000
z 0.000 0.000 2.041
Polar
3z2-r24.083
x2-y23.193
xy-0.218
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.106 0.140 0.000
y 0.140 3.938 0.000
z 0.000 0.000 1.800


<r2> (average value of r2) Å2
<r2> 130.993
(<r2>)1/2 11.445