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Properties of Matter Element Card 11, Lesson 21



Melting point

649° C

Boiling point

1090° C


1.7 g/cm³


Other physical properties


Chemical properties

When heated in air, magnesium burns readily, producing a bright white flame. It reacts slowly with water but quickly with steam.


Compounds of magnesium are white.


Magnesium is used to make fireworks. It is alloyed with aluminum and zinc to make objects that are strong and lightweight.


Magnesium is extracted from seawater as magnesium chloride, which is then melted and electrolyzed. It is the eigth most abundant element in Earth's crust.


Fireworks over Washington, DC monuments

Magnesium burns quickly in air and produces a bright flame. it is often used in the manufacture of fireworks.


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