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

using model chemistry: M06-2X/aug-cc-pVDZ

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 M06-2X/aug-cc-pVDZ
 hartrees
Energy at 0K-400.102721
Energy at 298.15K-400.102417
HF Energy-400.102721
Nuclear repulsion energy20.119965
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 M06-2X/aug-cc-pVDZ
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 70 70 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 34.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 34.8 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 M06-2X/aug-cc-pVDZ
B
0.09800

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Mg1 0.000 0.000 1.894
Mg2 0.000 0.000 -1.894

Atom - Atom Distances (Å)
  Mg1 Mg2
Mg13.7874
Mg23.7874

picture of Magnesium diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ 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 -24.603 0.000 0.000
y 0.000 -24.603 0.000
z 0.000 0.000 -25.771
Traceless
 xyz
x 0.584 0.000 0.000
y 0.000 0.584 0.000
z 0.000 0.000 -1.168
Polar
3z2-r2-2.336
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 15.816 0.000 0.000
y 0.000 15.816 0.000
z 0.000 0.000 28.286


<r2> (average value of r2) Å2
<r2> 101.674
(<r2>)1/2 10.083