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All results from a given calculation for HOF (Hypofluorous acid)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-175.463002
Energy at 298.15K 
HF Energy-175.463002
Nuclear repulsion energy33.749974
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 B3PW91/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3774 3617 30.92      
2 A' 1413 1354 59.92      
3 A' 1021 979 4.12      

Unscaled Zero Point Vibrational Energy (zpe) 3104.1 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 2975.0 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 B3PW91/6-31G**
ABC
19.49589 0.91564 0.87456

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.053 0.703 0.000
H2 -0.909 0.841 0.000
F3 0.053 -0.719 0.000

Atom - Atom Distances (Å)
  O1 H2 F3
O10.97181.4220
H20.97181.8323
F31.42201.8323

picture of Hypofluorous acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 F3 98.133
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.196      
2 H 0.361      
3 F -0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.807 0.818 0.000 1.984
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.662 -1.672 0.000
y -1.672 -9.683 0.000
z 0.000 0.000 -10.822
Traceless
 xyz
x 1.590 -1.672 0.000
y -1.672 0.059 0.000
z 0.000 0.000 -1.649
Polar
3z2-r2-3.299
x2-y21.021
xy-1.672
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.031 -0.160 0.000
y -0.160 1.677 0.000
z 0.000 0.000 0.585


<r2> (average value of r2) Å2
<r2> 16.259
(<r2>)1/2 4.032