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Metals1

QuestionAnswer
What are ores? Rocks which contain enough mental to make it economic to extract.
The method of extraction of a metal depends on what? It depends on the position of the metal in the reactivity series.
What are three good sources of carbon? Coke, charcoal and wood.
How are sodium and calcium extracted for their ores? Using electrolysis.
What is the process of extracting copper known as? Smelting
How is copper purified after the initial process of extracting? By electrolysis
Two ways of extracting copper from low-grade ores. Phytomining and bioleaching
Three main uses of copper. Wiring, coins, pipes.
What are alloys? Mixtures of metals.
What are smart alloys? alloys that return to their original shape when bent.
what are the most useful metals in the Periodic Table? Transition Metals
Why is Aluminium useful? It has a very high melting point, it doesn't corrode and its strong.
Created by: eleanor_harvey
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