Types of chemical reactions - OCR Gateway test questions - OCR Gateway

1

What happens to iron in this reaction? iron + copper(II) oxide → iron oxide + copper

2

Which statement about the reaction between magnesium and chlorine is correct?

3

What does the pH scale measure?

4

What name is given to a base that dissolves in water?

5

Universal indicator is added to a colourless solution and turns dark blue. What does this tell you?

6

Which equation models the general reaction that happens in the neutralisation between an acid and an alkali?

7

Which gas is produced when a metal reacts with a dilute acid?

8

Which pair of reactants would produce ammonium chloride?

9

What name is given to a reaction in which oxidation and reduction happen at the same time? - Higher

10

What are the products of the reaction between copper carbonate and hydrochloric acid?