A chemist wants to make a compound with ionic bonding by reacting two of these elements together.
| Element | Atomic number |
|---|---|
| J | 12 |
| K | 16 |
| L | 18 |
Use the atomic numbers to explain which two elements the chemist should react together, and why the third element is not suitable.
122 exam-style questions on OCR GCSE Chemistry 2.2 Bonding, covering 2.2.1 Metals, non-metals and the Periodic Table, 2.2.2 Types of chemical bonding and dot and cross diagrams, 2.2.3 Limitations of bonding models, and 2.2.4 Reactivity, atomic number and the modern Periodic Table. Each one has a worked solution and a mark scheme showing where the marks go.