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CAIE A-Level Chemistry AS 1.4.1 Terms First Ionisation Energy Ie Questions

Practise defining first ionisation energy precisely, including the one-electron change, gaseous atoms and one mole basis required in mark schemes.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • Define first ionisation energy as the energy required to remove one electron from each atom in one mole of gaseous atoms.

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