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1.2 Atomic structure

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Question 23
F

Which row shows the correct relative charge and approximate relative mass of the particle?

[1]
A

Proton: relative charge 0, relative mass 1

B

Neutron: relative charge 0, relative mass 1

C

Electron: relative charge −1, relative mass 1

D

Proton: relative charge +1, relative mass 0.0005

Markscheme

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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