What is a covalent bond?
A shared pair of electrons between two atoms
The attraction between oppositely charged ions
The attraction between positive ions and delocalised electrons
A weak force of attraction between two molecules
122 exam-style questions on OCR GCSE Chemistry 2.2 Bonding, covering 2.2.1 Metals, non-metals and the Periodic Table, 2.2.2 Types of chemical bonding and dot and cross diagrams, 2.2.3 Limitations of bonding models, and 2.2.4 Reactivity, atomic number and the modern Periodic Table. Each one has a worked solution and a mark scheme showing where the marks go.