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All results from a given calculation for BeF (Beryllium monofluoride)

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-114.162027
Energy at 298.15K-114.161129
HF Energy-114.162027
Nuclear repulsion energy14.066533
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/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1307 1190 149.90      

Unscaled Zero Point Vibrational Energy (zpe) 653.5 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 594.9 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/aug-cc-pVTZ
B
1.50362

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -0.938
F2 0.000 0.000 0.417

Atom - Atom Distances (Å)
  Be1 F2
Be11.3543
F21.3543

picture of Beryllium monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.433      
2 F -0.433      


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 -1.250 1.250
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.634 0.000 0.000
y 0.000 -9.634 0.000
z 0.000 0.000 -13.128
Traceless
 xyz
x 1.747 0.000 0.000
y 0.000 1.747 0.000
z 0.000 0.000 -3.494
Polar
3z2-r2-6.988
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 4.544 0.000 0.000
y 0.000 4.544 0.000
z 0.000 0.000 2.832


<r2> (average value of r2) Å2
<r2> 11.824
(<r2>)1/2 3.439