Other questions in this quiz

2. what charge does a neutron have

  • 0
  • +1
  • -1

3. in the periodic table, which number is the atomic number

  • bottom
  • top

4. what charge does a proton have

  • +1
  • -1
  • 0

5. how do you work out the number of neutrons

  • atomic mass - number of protons
  • number of protons - atomic mass
  • atomic number - number of protons

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