Unit 4 Chemical changes

Front

Gas given off when a metal reacts with an acid

Back

Hydrogen

Front

Metal at the top of the reactivity series

Back

Potassium

Front

Salt formed when zinc reacts with sulphuric acid

Back

Zinc Sulphate

Front

Definition of displacement

Back

When a MORE reactive element takes the place of a less reactive element in a compound

Front

Salt formed when copper reacts with nitric acid

Back

Copper nitrate

Front

True or False.

Zinc cannot displace copper from copper sulphate.

Back

False

Front

True or False

Copper is less reactive than carbon.

Back

True

Front

Complete the equation

Sodium + Copper sulfate ->

Back

Sodium sulfate + copper

Front

Complete the equation

Metal + Acid ->

Back

Salt + Hydrogen

Front

Salt formed from magnesium and hydrochloric acid

Back

Magnesium chloride