Other questions in this quiz

2. what does the nucleus contain?

  • Neutrons ans electrons
  • protons and neutrons
  • electrons and protons

3. how do you know what element an atom is?

  • number of electrons
  • number of protons
  • number of neutrons

4. what is the charge of an electron

  • +1
  • -1
  • 0

5. how do you find the amount of neutrons?

  • mass - atomic
  • mass + atomic

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