Reactivity describes how toxic a chemical is compared to another.

Choose 1 answer

True

False

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Sort the series of metals from the most reactive (top) to the least reactive (bottom).

Sort the options into the correct order.

Calcium

Magnesium

Copper

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Which is the most reactive of these three metals?

Choose 1 answer

Zinc

Copper

Lithium

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Answer incorrect

Look at the slide below to work out the answer.