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5.1 The nuclear model of the atom

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Question 138

A nuclide of phosphorus contains 15 protons and 16 neutrons.

Which symbol represents this nuclide?

A

3115P{}^{15}_{31}\text{P}3115​P

B

1516P{}^{16}_{15}\text{P}1516​P

C

3116P{}^{16}_{31}\text{P}3116​P

D

1531P{}^{31}_{15}\text{P}1531​P

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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