How are metals with different reactivities extracted? - OCR 21C

1

Which list matches the order at the top of the reactivity series?

2

What are the products of the reaction of sodium with water?

3

What do you expect to see when calcium is added to cold water?

4

What do you expect to see when magnesium is added to dilute acid?

5

What is the correct formula for hydrochloric acid?

6

Which of the following pairs of substances will react?

7

What change is observed when a piece of iron is added to copper(II) sulfate solution?

8

Magnesium is above carbon in the reactivity series. What method could be used to extract magnesium from its ore?

9

Zinc can be extracted from zinc by heating with carbon. What happens in the reaction?

10

What is the name of the process in which plants are used to remove toxic metals from the soil?