Chemistry GCSE Exam Questions

The questions and answers to some common chemistry past paper questions. This is good to look over for revision before exams.

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Why do giant covalent structures have high melting

  • The bonds are strong.
  • A lot of energy is needed to break the bonds.
  • All the atoms are joined by covalent bonds.
  • A large number of bonds would need to be broken.
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Explain, in terms of molecules, why propane has a

  • There are intermolecular forces/bonds between the molecules.
  • These bonds/forces are weak.
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Explain how metals conduct electricity.

  • There are outer shell electrons in metals.
  • These electrons are delocalised.
  • The electrons are free to move around.
  • The electrons can carry charge/current.
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MyLifeMyRulz

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I wish you could have made additional cards, but thanks anyways

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