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5.1 The nuclear model of the atom

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Question 224

A calcium ion has a double positive charge and a fluoride ion has a single negative charge.

Which statement is correct?

A

A fluorine atom gains an electron to form the fluoride ion.

B

A fluorine atom loses a proton to form the fluoride ion.

C

A calcium atom loses an electron to form the calcium ion.

D

A calcium atom gains two electrons to form the calcium ion.

Markscheme

5.1 The nuclear model of the atom Questions

  1. IGCSE
  2. /Physics
  3. /5.1 The nuclear model of the atom

284 exam-style questions on CIE IGCSE Physics 5.1 The nuclear model of the atom, covering 5.1.1a Structure of the atom and ions, 5.1.1b Alpha-particle scattering, 5.1.2a Composition of the nucleus and isotopes, 5.1.2b Proton number, nucleon number and nuclide notation, and 5.1.2c Nuclear fission and nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.

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