Calcium reacts with oxygen to form solid calcium oxide.
| Element | Electron arrangement |
|---|---|
| calcium | 2.8.8.2 |
| oxygen | 2.6 |
Explain how the electron arrangements lead to the bonding in calcium oxide and to its giant structure.
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.