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All results from a given calculation for Mg2 (Magnesium diatomic)

using model chemistry: LSDA/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at LSDA/TZVP
 hartrees
Energy at 0K-398.729770
Energy at 298.15K-398.729535
HF Energy-398.729770
Nuclear repulsion energy22.341163
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 LSDA/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 108 107 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 54.0 cm-1
Scaled (by 0.9884) Zero Point Vibrational Energy (zpe) 53.3 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 LSDA/TZVP
B
0.12083

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 1.705
Mg2 0.000 0.000 -1.705

Atom - Atom Distances (Å)
  Mg1 Mg2
Mg13.4108
Mg23.4108

picture of Magnesium diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Mg 0.000      
2 Mg 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.527 0.000 0.000
y 0.000 -24.527 0.000
z 0.000 0.000 -27.713
Traceless
 xyz
x 1.593 0.000 0.000
y 0.000 1.593 0.000
z 0.000 0.000 -3.186
Polar
3z2-r2-6.372
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 6.178 0.000 0.000
y 0.000 6.178 0.000
z 0.000 0.000 16.733


<r2> (average value of r2) Å2
<r2> 85.785
(<r2>)1/2 9.262