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

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-661.997407
Energy at 298.15K-661.999056
Nuclear repulsion energy145.161366
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 BLYP/3-21G*
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 1063 1056 273.94      
2 A1 699 694 155.61      
3 A1 323 321 36.50      
4 B1 549 545 3.51      
5 B2 1401 1392 112.96      
6 B2 332 329 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 2182.7 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 2168.6 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 BLYP/3-21G*
ABC
0.39365 0.14945 0.10833

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.356
N2 0.000 0.000 -0.663
O3 0.000 1.157 -1.151
O4 0.000 -1.157 -1.151

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl12.01912.76092.7609
N22.01911.25561.2556
O32.76091.25562.3140
O42.76091.25562.3140

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 112.856 Cl1 N2 O4 112.856
O3 N2 O4 134.288
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.053      
2 N 0.393      
3 O -0.170      
4 O -0.170      


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 -0.868 0.868
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.347 0.000 0.000
y 0.000 -29.989 0.000
z 0.000 0.000 -28.040
Traceless
 xyz
x 1.668 0.000 0.000
y 0.000 -2.295 0.000
z 0.000 0.000 0.628
Polar
3z2-r21.255
x2-y22.642
xy0.000
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> 94.718
(<r2>)1/2 9.732