Q1
1) This question is about calcium.
1.1) What type of compound is calcium oxide? [1 mark]
Tick one box.
1.1) What type of compound is calcium oxide? [1 mark]
Tick one box.
1.2) Ionic compounds, such as calcium oxide, have high melting points. Complete the sentences.
Use words from the box. [1 mark]
Use words from the box. [1 mark]
Calcium oxide has a giant ionic lattice in which there are strong electrostatic _______________________ of attraction in all directions.
1.3) Figure 1 shows the electronic structure of an oxygen atom and a calcium atom.
Describe how the calcium atom and the oxygen atom forms calcium oxide.
You should give the charge on each ion formed. [4 marks]
(Total for Question 1 = 6 marks)
You should give the charge on each ion formed. [4 marks]
(Total for Question 1 = 6 marks)