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 DF (Hydrofluoric acid-d)

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-99.843058
Energy at 298.15K 
Nuclear repulsion energy4.946854
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 B1B95/3-21G
Rotational Constants (cm-1) from geometry optimized at B1B95/3-21G
B
9.98727

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.096
H2 0.000 0.000 -0.866

Atom - Atom Distances (Å)
  F1 H2
F10.9628
H20.9628

picture of Hydrofluoric acid-d state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.406      
2 H 0.406      


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 -2.024 2.024
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -5.168 0.000 0.000
y 0.000 -5.168 0.000
z 0.000 0.000 -3.302
Traceless
 xyz
x -0.933 0.000 0.000
y 0.000 -0.933 0.000
z 0.000 0.000 1.867
Polar
3z2-r23.734
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.057 0.000 0.000
y 0.000 0.057 0.000
z 0.000 0.000 0.650


<r2> (average value of r2) Å2
<r2> 3.674
(<r2>)1/2 1.917