return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for FNO2 (Nitryl fluoride)

using model chemistry: HSEh1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/6-311G**
 hartrees
Energy at 0K-304.695946
Energy at 298.15K-304.698232
HF Energy-304.695946
Nuclear repulsion energy124.209010
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 HSEh1PBE/6-311G**
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 1427 1370 201.90      
2 A1 879 844 246.38      
3 A1 618 593 59.94      
4 B1 789 758 16.02      
5 B2 1949 1871 534.86      
6 B2 598 574 4.35      

Unscaled Zero Point Vibrational Energy (zpe) 3128.7 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 3004.8 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 HSEh1PBE/6-311G**
ABC
0.44856 0.38855 0.20820

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.184
F2 0.000 0.000 1.262
O3 0.000 1.084 -0.629
O4 0.000 -1.084 -0.629

Atom - Atom Distances (Å)
  N1 F2 O3 O4
N11.44661.17171.1717
F21.44662.18002.1800
O31.17172.18002.1678
O41.17172.18002.1678

picture of Nitryl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 N1 O3 112.318 F2 N1 O4 112.318
O3 N1 O4 135.364
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.550      
2 F -0.209      
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 -0.342 0.342
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.023 0.000 0.000
y 0.000 -22.491 0.000
z 0.000 0.000 -21.844
Traceless
 xyz
x 3.144 0.000 0.000
y 0.000 -2.057 0.000
z 0.000 0.000 -1.087
Polar
3z2-r2-2.174
x2-y23.468
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.052 0.000 0.000
y 0.000 3.389 0.000
z 0.000 0.000 2.667


<r2> (average value of r2) Å2
<r2> 52.900
(<r2>)1/2 7.273