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All results from a given calculation for MgF (Magnesium monofluoride)

using model chemistry: B3LYP/6-31+G**

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 B3LYP/6-31+G**
 hartrees
Energy at 0K-299.972597
Energy at 298.15K-299.972725
Nuclear repulsion energy31.983451
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 B3LYP/6-31+G**
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 680 656 78.86      

Unscaled Zero Point Vibrational Energy (zpe) 339.9 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 327.7 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 B3LYP/6-31+G**
B
0.49801

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 0.766
F2 0.000 0.000 -1.021

Atom - Atom Distances (Å)
  Mg1 F2
Mg11.7869
F21.7869

picture of Magnesium monofluoride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Mg 0.613     0.512
2 F -0.613     -0.512


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 3.515 3.515
CHELPG        
AIM        
ESP 0.000 0.000 4.391 4.391


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.138 0.000 0.000
y 0.000 -14.138 0.000
z 0.000 0.000 -19.781
Traceless
 xyz
x 2.821 0.000 0.000
y 0.000 2.821 0.000
z 0.000 0.000 -5.643
Polar
3z2-r2-11.286
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 7.377 0.000 0.000
y 0.000 7.377 0.000
z 0.000 0.000 5.717


<r2> (average value of r2) Å2
<r2> 26.426
(<r2>)1/2 5.141