The figure shows an outline of the periodic table. Four elements are shown by the letters W, X, Y and Z.
Figure: An outline of the periodic table with four elements labelled W, X, Y and Z

Use the figure. Give the letter of the element that is a non-metal.
Describe where the non-metallic elements are found in the periodic table.
Describe, in terms of electrons, what happens when a metal atom forms an ion.
40 exam-style questions on AQA GCSE Chemistry 1.2 The periodic table, covering 1.2.1 The periodic table, 1.2.2 Development of the periodic table, 1.2.3 Metals and non-metals, 1.2.4 Group 0, 1.2.5 Group 1, and 1.2.6 Group 7. Each one has a worked solution and a mark scheme showing where the marks go.