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 FNO3 (Fluorine nitrate)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-377.747232
Energy at 298.15K-377.749708
Nuclear repulsion energy176.886407
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 B3PW91/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1544 1484 161.69      
2 A' 1158 1113 209.84      
3 A' 1077 1035 7.29      
4 A' 802 771 102.43      
5 A' 614 590 0.15      
6 A' 444 427 3.72      
7 A' 259 249 0.72      
8 A" 632 608 10.17      
9 A" 143 137 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 3335.9 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 3206.5 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 B3PW91/3-21G
ABC
0.37615 0.14400 0.10414

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.646 0.000
O2 -0.756 -0.757 0.000
O3 1.225 0.584 0.000
O4 -0.843 1.548 0.000
F5 0.333 -1.725 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 F5
N11.59351.22611.23452.3944
O21.59352.39172.30641.4567
O31.22612.39172.28112.4757
O41.23452.30642.28113.4777
F52.39441.45672.47573.4777

picture of Fluorine nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O2 F5 103.346 O2 N1 O3 115.426
O2 N1 O4 108.619 O3 N1 O4 135.955
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.550      
2 O -0.023      
3 O -0.228      
4 O -0.229      
5 F -0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.003 0.219 0.000 0.219
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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> 95.707
(<r2>)1/2 9.783