What is magnesium???
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the chemical element of atomic number 12, a silver-white metal of the alkaline earth series. It is used to make strong lightweight alloys, especially for the aerospace industry, and is also used in flashbulbs and pyrotechnics because it burns with a brilliant white flame.
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Explanation:
Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a shiny gray solid which bears a close physical resemblance to the other five elements in the second column of the periodic ... Wikipedia
Symbol: Mg
Atomic mass: 24.305 u
Atomic number: 12
Electron configuration: [Ne] 3s2
Van der Waals radius: 173 pm
Melting point: 650 °C
Density: 1.738 g/cm³
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