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1.2 Atomic structure

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Question 6

A particle in a sample of magnesium oxide has 12 protons and 10 electrons.

How many electrons must the particle gain to have no overall charge? Explain your answer.

[2]
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1.2 Atomic structure Questions

  1. GCSE
  2. /Chemistry
  3. /1.2 Atomic structure

101 exam-style questions on OCR GCSE Chemistry 1.2 Atomic structure, covering 1.2.1 Development of the atomic model, 1.2.2 The nuclear model and the size of atoms, and 1.2.3 Subatomic particles in atoms and ions. Each one has a worked solution and a mark scheme showing where the marks go.

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