CE Chemical Reactions

Magnesium is heated in air

What is the product in this reaction?

• magnesium sulfate

• magnesium chloride

• magnesium oxide

• magnesium dioxide

What is the chemical name for rust?

• iron dioxide

• iron oxide

• iron sulfide

• iron sulfate

When copper carbonate is heated, the products are copper oxide and carbon dioxide.

What type of reaction is this?

• oxidation

• neutralisation

• chemical

• decomposition

What colour is copper carbonate?

• yellow

• black

• green

• white

What colour is copper oxide?

• black

• green

• white

• yellow

What type of reaction does this word equation show?

hydrocarbon + oxygen --> water + carbon dioxide

• decomposition

• neutralisation

• combustion

• chemical

What type of reaction does this word equation show?

magnesium + oxygen --> magnesium oxide

• decomposition

• neutralisation

• combustion

• oxidation

What type of reaction does this word equation show?

calcium carbonate --> calcium oxide + carbon dioxide

• decomposition

• neutralisation

• combustion

• oxidation

Complete the word equation below:

magnesium + hydrochloric acid -->

• magnesium chloride + hydrogen

• magnesium oxide + hydrogen

• magnesium chloride + carbon dioxide

• magnesium chloride + oxygen

Complete the word equation below:

zinc + sulfuric acid -->

• zinc sulfide + hydrogen

• zinc oxide+ hydrogen

• zinc sulfate + hydrogen

• zinc chloride + hydrogen