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==Key Stage 3==
===Meaning===
[[File:MagnesiumSymbolMagnesiumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Magnesium]].]]
[[Magnesium]] is a [[Group 2]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 12.
===About Magnesium===