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2.1 Atomic structure

2.1 Atomic structure

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Question 81

An atom of calcium has atomic number 20 and mass number 40.

Give the electronic configuration of this calcium atom.

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2.1 Atomic structure Questions

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

120 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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