Table salt is sodium chloride. Sodium chloride is made when sodium reacts with chlorine.
The electronic configuration of a sodium atom is 2.8.1. The electronic configuration of a chlorine atom is 2.8.7.
State what is meant by an ion.
Describe what happens to a sodium atom when it forms a sodium ion.
Give the electronic configuration of a sodium ion.
State the charge on a chloride ion.
Name the type of bonding in sodium chloride.
A sodium ion contains 11 protons. Explain why a sodium ion has a positive charge.
56 exam-style questions on Edexcel GCSE Chemistry 2.3 Ionic bonding, covering 2.3.1 Ions and the formation of ionic bonds, 2.3.2 Naming and deducing formulae of ionic compounds, and 2.3.3 Giant ionic lattices. Each one has a worked solution and a mark scheme showing where the marks go.