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Ionic bonding
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Ions and ionic bonds

Ions and ionic bonds

Atoms are neutral because protons and electrons balance. An ion forms when an atom loses or gains electrons to get a full outer shell, which is usually more stable.

Ionic bonding Lesson

  1. IGCSE
  2. /Chemistry
  3. /Ionic bonding

Step-by-step lessons covering Edexcel IGCSE Chemistry Ionic bonding for IGCSE Chemistry. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Build a solid grasp of atomic structure, bonding and the mole concept early, since these underpin almost every other topic, then move on to the more calculation-heavy quantitative and organic chemistry content.