Other questions in this quiz

2. atoms have the same number of what?

  • shells and electrons
  • protons and neutrons
  • protons and electrons
  • electrons and neutrons

3. atoms' masses are so small we don't talk about them in Kg, we compare them to what?

  • calcium-12
  • calcium-14
  • carbon-12
  • carbon-14

4. where are the protons, neutrons and electrons in an atom?

  • central nucleus = electrons, shells = protons & neutrons
  • central nucleus = electrons & neutrons, shells = protons
  • central nucleus = protons & neutrons, shells = electrons
  • central nucleus = protons , shells = electrons & neutrons

5. what determines which element an atom is a part of?

  • number of shells
  • mass number
  • number of protons
  • number of electrons

Comments

Golam Khan

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Hey bro isnt vertical for periods and horizontal for groups?

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