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

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-56.658853
Energy at 298.15K-56.660765
Nuclear repulsion energy61.502246
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 B3LYP/CEP-121G*
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 1323 1282 368.34      
2 A1 789 765 222.98      
3 A1 380 368 48.46      
4 B1 641 622 6.01      
5 B2 1717 1664 375.62      
6 B2 402 390 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 2625.9 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 2545.6 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 B3LYP/CEP-121G*
ABC
0.43224 0.16507 0.11945

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.591
N2 0.000 0.000 -0.305
O3 0.000 1.104 -0.801
O4 0.000 -1.104 -0.801

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl11.89562.63422.6342
N21.89561.21051.2105
O32.63421.21052.2083
O42.63421.21052.2083

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 114.192 Cl1 N2 O4 114.192
O3 N2 O4 131.615
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.017      
2 N 0.312      
3 O -0.164      
4 O -0.164      


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 0.408 0.408
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.719 0.000 0.000
y 0.000 -29.840 0.000
z 0.000 0.000 -27.172
Traceless
 xyz
x 1.787 0.000 0.000
y 0.000 -2.895 0.000
z 0.000 0.000 1.108
Polar
3z2-r22.216
x2-y23.121
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.149 0.000 0.000
y 0.000 4.630 0.000
z 0.000 0.000 6.820


<r2> (average value of r2) Å2
<r2> 57.937
(<r2>)1/2 7.612