Other questions in this quiz

2. What does the mass number represent?

  • Total number of protons+neutrons
  • Total number of protons+electrons
  • Total number of neutrons
  • Total number of electrons

3. What is the charge of an electron?

  • -1= negative
  • +1= positive
  • no charge= neutral

4. What is the charge of a neutron?

  • -1= negative
  • no charge= neutral
  • +1= positive

5. What does the nucleus contain?

  • electrons+neutron
  • Protons+neutons
  • proton+electrons
  • electrons

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