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5.1 The nuclear model of the atom

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Question 249

A nuclide of iron contains 26 protons and 30 neutrons.

Which symbol represents this nuclide?

A

5626Fe^{26}_{56}\text{Fe}5626​Fe

B

2630Fe^{30}_{26}\text{Fe}2630​Fe

C

5630Fe^{30}_{56}\text{Fe}5630​Fe

D

2656Fe^{56}_{26}\text{Fe}2656​Fe

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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