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16 Cards in this Set
- Front
- Back
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Alloy |
a mixture where at least one other substance is added to a metal, to improve its properties; the other substances are metal too (but not always) |
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Blast Furnace |
the chemical plant in which iron is extracted from its ore, iron (III) oxide |
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Cast Iron |
iron from the blast furnace that is run into moulds to harden; it contains a high % of carbon, which makes it brittle |
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Ductile |
can be drawn out into a wire; for example copper is ductile |
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Electrolysis |
the process of breaking down a compound by passing a current through it |
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Electroplating |
coating one metal with another, using electrolysis |
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Extract |
to remove a metal from its ore |
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Galvanizing |
coating iron with zinc, to prevent the iron from rusting |
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Malleable |
can be bent or hammered into shape |
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Metal |
an element that shows metallic properties (for example conducts electricity, and forms positive ions) |
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Metallic Bond |
the bond that holds the atoms together in a metal |
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Metalloid |
an element that has properties of both a metal and non-metal |
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Ore |
rock containing a metal, or metal compounds, from which the metal is extracted from |
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Rusting |
the name given to the corrosion of iron; oxygen and water attack the iron, and rust forms; the iron (or other metal) is oxidized |
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Sacrificial Protection |
allowing one metal to corrode, in order to protect another metal |
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Sonorous |
makes a ringing noise when struck |
