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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-214.015493
Energy at 298.15K-214.014648
HF Energy-214.015493
Nuclear repulsion energy11.709766
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 HF/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 617 555 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 308.7 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 277.4 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 HF/6-31G*
B
0.54691

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -1.394
Mg2 0.000 0.000 0.465

Atom - Atom Distances (Å)
  Be1 Mg2
Be11.8588
Mg21.8588

picture of Beryllium Magnesium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.181      
2 Mg -0.181      


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 1.974 1.974
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.966 0.000 0.000
y 0.000 -34.093 0.000
z 0.000 0.000 -8.077
Traceless
 xyz
x 3.119 0.000 0.000
y 0.000 -21.072 0.000
z 0.000 0.000 17.953
Polar
3z2-r235.906
x2-y216.128
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.879 0.000 0.000
y 0.000 17.251 0.000
z 0.000 0.000 18.215


<r2> (average value of r2) Å2
<r2> 26.636
(<r2>)1/2 5.161