(TXT) 12 Mg Magnesium (plaintext)
H He
Li Be B C N O F Ne
Na[Mg] Al Si P S Cl Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og
Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr
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| 12 __ __ |
| | \/ | __ _ |
| | |\/| |/ _` | |
| | | | | (_| | |
| |_| |_|\__, | |
| |___/ |
| Magnesium |
| 24.305 u |
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(TXT) Wiki Article: Magnesium
Electron Configuration: [Ne]3s2
Electronegativity: 1.31
Atomic Radius: 173 pm
Ionization Energy: 7.646 eV
Electron Affinity:
Oxidation States: 2
Standard State: Solid
Melting Point: 923 K
Boiling Point: 1363 K
Density: 1.74 g/cm3
(DIR) Family: Alkaline earth metal
Year Discovered: 1808
Number of Neutrons: 12
Number of Protons: 12
Number of Electrons: 12
Number of Valence: 2
Valency: 2
Group: 2
Period: 3
(DIR) Shell: s-shell
Specific Heat: 1.023 J/g K
Radioactive: 0
Occurrence: Natural
(DIR) Source: Dying high-mass stars