J, K and L are elements. The table shows the type of each element.
| Element | Type |
|---|---|
| J | metal |
| K | non-metal |
| L | non-metal |
Compound A contains only J and K. Compound B contains only K and L.
Explain the bonding in compound A.
Explain the bonding in compound B and how it differs from the bonding in compound A.
98 exam-style questions on AQA GCSE Chemistry 2.1 Chemical bonds, ionic, covalent and metallic, covering 2.1.1 Chemical bonds, 2.1.2 Ionic bonding, 2.1.3 Ionic compounds, 2.1.4 Covalent bonding, and 2.1.5 Metallic bonding. Each one has a worked solution and a mark scheme showing where the marks go.