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All results from a given calculation for ClNO2 (Nitryl chloride)

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-663.604150
Energy at 298.15K-663.606385
Nuclear repulsion energy160.680794
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/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1515 1380 409.15      
2 A1 939 855 223.07      
3 A1 518 472 14.86      
4 B1 793 722 11.79      
5 B2 1846 1681 769.11      
6 B2 487 444 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 3049.7 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 2776.5 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/aug-cc-pVTZ
ABC
0.47302 0.18736 0.13421

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.208
N2 0.000 0.000 -0.551
O3 0.000 1.055 -1.042
O4 0.000 -1.055 -1.042

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl11.75832.48512.4851
N21.75831.16431.1643
O32.48511.16432.1110
O42.48511.16432.1110

picture of Nitryl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 N2 O3 114.972 Cl1 N2 O4 114.972
O3 N2 O4 130.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.151      
2 N 0.819      
3 O -0.485      
4 O -0.485      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.625 1.625
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.312 0.000 0.000
y 0.000 -31.358 0.000
z 0.000 0.000 -28.267
Traceless
 xyz
x 2.501 0.000 0.000
y 0.000 -3.568 0.000
z 0.000 0.000 1.067
Polar
3z2-r22.134
x2-y24.046
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.207 0.000 0.000
y 0.000 5.189 0.000
z 0.000 0.000 6.203


<r2> (average value of r2) Å2
<r2> 80.218
(<r2>)1/2 8.956