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Card 6

Front

Why are gold and silver found as elements instead of metal ores?

Back

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Card 7

Front

What is the reactivity series?

Back

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Card 8

Front

Which is more reactive, calcium or zinc?

Back

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Card 9

Front

True or false – Calcium would replace zinc from its compound.

Back

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Card 10

Front

Which metals can be extracted using carbon? Why?

Back

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Card 11

Front

What has to be done to cause carbon to replace a metal oxide?

Back

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Card 12

Front

Give the word equation for the extraction of zinc from zinc oxide using carbon.

Back

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Card 13

Front

What type of reaction is the removal of oxygen from a compound?

Back

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Card 14

Front

How are metals more reactive than carbon extracted from their ores?

Back

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Card 15

Front

What does iron ore contain?

Back

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