Introduction to Ions
Introduction to Ions
An atom is normally neutral because it has an equal number of positive protons and negative electrons. However, atoms are most stable when they have a full outer shell of electrons.
Introduction to Ions
Introduction to Ions
An atom is normally neutral because it has an equal number of positive protons and negative electrons. However, atoms are most stable when they have a full outer shell of electrons.
Step-by-step lessons covering Edexcel GCSE Chemistry Ionic bonding for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.