| Symbol | Atomic number | Boiling point in °C |
|---|---|---|
| Na | 11 | 883 |
| Mg | 12 | 1090 |
| Al | 13 | 2519 |
| Si | 14 | 3265 |
| P | 15 | 280 |
| S | 16 | 445 |
Using your Periodic Table, give the relative atomic mass of phosphorus.
80 exam-style questions on Edexcel GCSE Chemistry 2.2 The periodic table, covering 2.2.1 Mendeleev's periodic table, 2.2.2 Periods, groups, metals and non-metals, and 2.2.3 Electronic configuration and position in the periodic table. Each one has a worked solution and a mark scheme showing where the marks go.