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2.1 Atomic structure

2.1 Atomic structure

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Question 55

Lithium has two naturally occurring stable isotopes, lithium-6 and lithium-7.

Explain what is meant by the term isotopes in terms of subatomic particles.

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2.1 Atomic structure Questions

  1. GCSE
  2. /Chemistry
  3. /2.1 Atomic structure

87 exam-style questions on Edexcel GCSE Chemistry 2.1 Atomic structure, covering 2.1.1 Development of the atomic model, 2.1.2 Structure of the atom and subatomic particles, 2.1.3 Mass number, isotopes and relative atomic mass, and 2.1.4 Calculating relative atomic mass from isotopic abundance. Each one has a worked solution and a mark scheme showing where the marks go.

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