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All results from a given calculation for BeMg (Beryllium Magnesium)

using model chemistry: B3LYP/LANL2DZ

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 B3LYP/LANL2DZ
 hartrees
Energy at 0K-15.492249
Energy at 298.15K-15.490870
HF Energy-15.492249
Nuclear repulsion energy1.332833
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/LANL2DZ
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 119 115 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 59.5 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 57.2 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/LANL2DZ
B
0.25508

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -2.382
Mg2 0.000 0.000 0.794

Atom - Atom Distances (Å)
  Be1 Mg2
Be13.1763
Mg23.1763

picture of Beryllium Magnesium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be -0.089      
2 Mg 0.089      


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 0.441 0.441
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.138 0.000 0.000
y 0.000 -18.138 0.000
z 0.000 0.000 -21.238
Traceless
 xyz
x 1.550 0.000 0.000
y 0.000 1.550 0.000
z 0.000 0.000 -3.100
Polar
3z2-r2-6.200
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 14.865 0.000 0.000
y 0.000 14.865 0.000
z 0.000 0.000 29.683


<r2> (average value of r2) Å2
<r2> 35.934
(<r2>)1/2 5.995