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

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

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/6-31G**
 hartrees
Energy at 0K-214.750851
Energy at 298.15K-214.749484
HF Energy-214.750851
Nuclear repulsion energy8.039743
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/6-31G**
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 126 121 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 62.9 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 60.5 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/6-31G**
B
0.25781

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -2.370
Mg2 0.000 0.000 0.790

Atom - Atom Distances (Å)
  Be1 Mg2
Be13.1594
Mg23.1594

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/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.037      
2 Mg -0.037      


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 0.065 0.065
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.956 0.000 0.000
y 0.000 -18.956 0.000
z 0.000 0.000 -22.471
Traceless
 xyz
x 1.757 0.000 0.000
y 0.000 1.757 0.000
z 0.000 0.000 -3.514
Polar
3z2-r2-7.029
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 13.126 0.000 0.000
y 0.000 13.126 0.000
z 0.000 0.000 27.214


<r2> (average value of r2) Å2
<r2> 42.516
(<r2>)1/2 6.520