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Understanding ionisation and its significance

Atomic structureAtoms and isotopes

Key concepts

What you'll likely be quizzed about

  • Ionisation is the process of adding or removing electrons from an atom or molecule, transforming it into an ion.
  • When an atom loses one or more electrons, it becomes positively charged, while gaining electrons results in a negatively charged ion.

Flashcards

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What happens to an atom that loses an electron?

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When an atom loses an electron, it becomes positively charged.

Key notes

Important points to keep in mind

Ionisation involves electron gain or loss.

High-energy interactions cause ionisation.

Ionised particles are critical in physics applications.

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