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

using model chemistry: HF/6-31G**

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/6-31G**
 hartrees
Energy at 0K-663.475424
Energy at 298.15K-663.477647
Nuclear repulsion energy159.984098
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1544 1393 450.47      
2 A1 934 843 243.62      
3 A1 519 469 14.98      
4 B1 781 705 18.86      
5 B2 1906 1720 719.09      
6 B2 490 442 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 3086.9 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 2786.2 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/6-31G**
ABC
0.46711 0.18637 0.13322

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.211
N2 0.000 0.000 -0.549
O3 0.000 1.062 -1.046
O4 0.000 -1.062 -1.046

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl11.75992.49402.4940
N21.75991.17251.1725
O32.49401.17252.1243
O42.49401.17252.1243

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 115.062 Cl1 N2 O4 115.062
O3 N2 O4 129.877
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.204 -0.018    
2 N 0.510 0.721    
3 O -0.357 -0.351    
4 O -0.357 -0.351    


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 1.642 1.642
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.255 0.000 0.000
y 0.000 -31.421 0.000
z 0.000 0.000 -28.232
Traceless
 xyz
x 2.571 0.000 0.000
y 0.000 -3.678 0.000
z 0.000 0.000 1.106
Polar
3z2-r22.213
x2-y24.166
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.772 0.000 0.000
y 0.000 4.070 0.000
z 0.000 0.000 5.170


<r2> (average value of r2) Å2
<r2> 80.675
(<r2>)1/2 8.982