Iron

joviparo 675 views 2 slides Apr 29, 2013
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Hierro –
Iron
Mass: 55,6 u
[Ar] 4s

3d
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Melting point: 1811 K
Boiling point: 3134 K
Density: 7,87 g/cm
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Discovery: antiquity

Iron is used for making every kind of tools and weapons since
antiquity. It gives its name to a historical period: Iron Age (In Europe,
between 1200 BC and 400 AC)
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