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All results from a given calculation for FNO3 (Fluorine nitrate)

using model chemistry: HF/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 HF/3-21G
 hartrees
Energy at 0K-376.025286
Energy at 298.15K-376.028045
Nuclear repulsion energy182.492941
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/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' 1490 1349 387.01      
2 A' 1252 1134 15.88      
3 A' 1226 1110 260.93      
4 A' 917 830 136.80      
5 A' 711 644 17.34      
6 A' 540 489 0.26      
7 A' 339 307 1.67      
8 A" 718 650 29.36      
9 A" 122 111 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 3657.1 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 3311.8 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 HF/3-21G
ABC
0.40172 0.15302 0.11081

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.605 0.000
O2 -0.726 -0.700 0.000
O3 1.200 0.562 0.000
O4 -0.804 1.509 0.000
F5 0.294 -1.690 0.000

Atom - Atom Distances (Å)
  N1 O2 O3 O4 F5
N11.49401.20041.21002.3139
O21.49402.30282.21101.4213
O31.20042.30282.21642.4274
O41.21002.21102.21643.3825
F52.31391.42132.42743.3825

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 105.040 O2 N1 O3 117.033
O2 N1 O4 109.261 O3 N1 O4 133.707
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.745 0.978   0.975
2 O -0.030 -0.169   -0.169
3 O -0.322 -0.390   -0.388
4 O -0.318 -0.399   -0.398
5 F -0.075 -0.021   -0.020


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.154 -0.363 0.000 0.395
CHELPG -0.145 -0.362 0.000 0.390
AIM        
ESP -0.141 -0.367 0.000 0.393


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 3.672 -0.935 0.000
y -0.935 4.173 0.000
z 0.000 0.000 0.619


<r2> (average value of r2) Å2
<r2> 91.547
(<r2>)1/2 9.568