CH-306
Structure and properties
Chemistry · Secondary 3 · Medium · Structure and properties
Which statement explains why graphite can conduct electricity but silicon dioxide cannot?
- Graphite has delocalised electrons but silicon dioxide has none.
- Graphite is made of ions but silicon dioxide is not.
- Graphite has weak covalent bonds while silicon dioxide has strong ones.
- Graphite has a giant ionic lattice but silicon dioxide has simple molecules.
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