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

using model chemistry: mPW1PW91/aug-cc-pVDZ

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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-114.590281
Energy at 298.15K-114.589375
HF Energy-114.590281
Nuclear repulsion energy13.632822
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 mPW1PW91/aug-cc-pVDZ
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 1211 1161 128.59      

Unscaled Zero Point Vibrational Energy (zpe) 605.7 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 580.4 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 mPW1PW91/aug-cc-pVDZ
B
1.41233

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -0.967
F2 0.000 0.000 0.430

Atom - Atom Distances (Å)
  Be1 F2
Be11.3974
F21.3974

picture of Beryllium monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.369      
2 F -0.369      


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 -1.328 1.328
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.026 0.000 0.000
y 0.000 -10.026 0.000
z 0.000 0.000 -12.424
Traceless
 xyz
x 1.199 0.000 0.000
y 0.000 1.199 0.000
z 0.000 0.000 -2.398
Polar
3z2-r2-4.796
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 4.510 0.000 0.000
y 0.000 4.510 0.000
z 0.000 0.000 3.217


<r2> (average value of r2) Å2
<r2> 12.169
(<r2>)1/2 3.488