GCSE Grade Prediction Tool - Chemistry

Examination Practice Question

1.1 Magnesium reacts with fluorine to form magnesium fluoride (MgF₂). Describe what happens when magnesium atoms react with fluorine atoms. You should refer to electrons and the types of ions formed. [4 marks]

1.2 Explain why magnesium fluoride has a very high melting point. [3 marks]

1.3 Graphite is a form of carbon that conducts electricity. Explain why graphite can conduct electricity but diamond cannot. [3 marks]

1.4 Explain why graphite is soft and slippery. [1 mark]