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Questions and Answers
why is graphite soft
layers of carbon slide through easily due to the weak intermolecular forces of attraction
why silicon (IV) dioxide is SiO2
- tetrahedral
- one silicon is bonded to 4 oxygen
- one oxygen is bonded to 2 silicon atoms
metallic bonding structure?
Electrostatic force between positive metal ions in a metal lattice and sea of delocalised electrons
ionic lattice structure
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