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All results from a given calculation for ClONO (chlorine nitrite)

using model chemistry: HF/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS cis 1A'
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-55.440405
Energy at 298.15K-55.442073
HF Energy-55.440405
Nuclear repulsion energy60.270596
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/CEP-31G
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' 1804 1626 336.02      
2 A' 955 861 171.43      
3 A' 824 743 100.69      
4 A' 685 617 18.72      
5 A' 262 236 0.41      
6 A" 315 284 6.19      

Unscaled Zero Point Vibrational Energy (zpe) 2421.9 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 2183.1 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/CEP-31G
ABC
0.62493 0.13809 0.11310

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -1.283 -0.330 0.000
O2 0.000 0.910 0.000
N3 1.341 0.513 0.000
O4 1.553 -0.658 0.000

Atom - Atom Distances (Å)
  Cl1 O2 N3 O4
Cl11.78472.75702.8558
O21.78471.39902.2074
N32.75701.39901.1902
O42.85582.20741.1902

picture of chlorine nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 O2 N3 119.495 O2 N3 O4 116.747
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.233      
2 O -0.376      
3 N 0.248      
4 O -0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.386 -0.572 0.000 0.690
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.346 2.143 0.000
y 2.143 -30.767 0.000
z 0.000 0.000 -27.232
Traceless
 xyz
x 0.654 2.143 0.000
y 2.143 -2.978 0.000
z 0.000 0.000 2.324
Polar
3z2-r24.649
x2-y22.421
xy2.143
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.286 0.908 0.000
y 0.908 3.483 0.000
z 0.000 0.000 0.972


<r2> (average value of r2) Å2
<r2> 62.631
(<r2>)1/2 7.914