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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-664.886406
Energy at 298.15K-664.888253
Nuclear repulsion energy150.822313
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 PBEPBE/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 1337 1319 334.84      
2 A1 768 758 217.53      
3 A1 345 340 54.16      
4 B1 631 622 4.92      
5 B2 1808 1783 276.58      
6 B2 386 381 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 2637.4 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 2601.2 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 PBEPBE/6-31G**
ABC
0.43113 0.15953 0.11644

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.312
N2 0.000 0.000 -0.641
O3 0.000 1.106 -1.114
O4 0.000 -1.106 -1.114

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl11.95382.66642.6664
N21.95381.20231.2023
O32.66641.20232.2111
O42.66641.20232.2111

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 113.144 Cl1 N2 O4 113.144
O3 N2 O4 133.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.005      
2 N 0.402      
3 O -0.198      
4 O -0.198      


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 -0.565 0.565
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.290 0.000 0.000
y 0.000 -29.712 0.000
z 0.000 0.000 -27.994
Traceless
 xyz
x 1.563 0.000 0.000
y 0.000 -2.071 0.000
z 0.000 0.000 0.508
Polar
3z2-r21.015
x2-y22.422
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.853 0.000 0.000
y 0.000 4.163 0.000
z 0.000 0.000 6.663


<r2> (average value of r2) Å2
<r2> 89.269
(<r2>)1/2 9.448