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

using model chemistry: PBEPBE/Def2TZVPP

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 PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-114.524909
Energy at 298.15K-114.524001
HF Energy-114.524909
Nuclear repulsion energy13.780920
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 PBEPBE/Def2TZVPP
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 1195 1181 108.11      

Unscaled Zero Point Vibrational Energy (zpe) 597.6 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 590.4 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 PBEPBE/Def2TZVPP
B
1.44318

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -0.953
F2 0.000 0.000 0.423

Atom - Atom Distances (Å)
  Be1 F2
Be11.3764
F21.3764

picture of Beryllium monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.217      
2 F -0.217      


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 -1.113 1.113
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.225 0.000 0.000
y 0.000 -10.225 0.000
z 0.000 0.000 -12.315
Traceless
 xyz
x 1.045 0.000 0.000
y 0.000 1.045 0.000
z 0.000 0.000 -2.090
Polar
3z2-r2-4.181
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 4.352 0.000 0.000
y 0.000 4.352 0.000
z 0.000 0.000 3.125


<r2> (average value of r2) Å2
<r2> 12.113
(<r2>)1/2 3.480