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2.1 Atomic structure

2.1 Atomic structure

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Question 62

An atom of the isotope bromine-81 (81Br^{81}\text{Br}81Br) has an atomic number of 35.

State the number of protons, neutrons, and electrons in this atom.

[3]
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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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