More cards in this set

Card 16

Front

Why do we purify metals?

Back

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Card 17

Front

How do we extract iron?

Back

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Card 18

Front

What is the percentage of iron from a blast furnace?

Back

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Card 19

Front

Why is iron extracted from iron ore by reduction with carbon?

Back

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Card 20

Front

Why is aluminium extracted from aluminium ore by electrolysis?

Back

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Card 21

Front

What happens to iron oxide in a blast furnace?

Back

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