BRAINCAKEGraphite and Graphene
Graphite is a giant covalent structure. It is made of hexagonally arranged carbon atoms covalently bonded together. Each carbon atom uses three of the outer electrons to form three covalent bonds with three other carbon atoms.
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Key terms in this lesson
- Covalent bond
- A strong electrostatic attraction between a shared pair of electrons and the nuclei of the bonded atoms.
- Delocalised electrons
- Electrons that are not associated with a single atom or bond and are free to move throughout a structure.
- London forces
- Weak intermolecular forces caused by instantaneous dipoles inducing dipoles in neighbouring molecules.
More in Bonding
- Four Pairs of Electrons
- Five Pairs of Electrons
- Six Pairs of Electrons
- Bonding-Pair Lone-Pair Repulsion
- Heating a Solid, Liquid or Gas
- Crystals
- Diamond
- Fullerenes
All 30 lessons in Bonding · All AQA AS-level Chemistry topics