QUIZ: Most Can’t Pass This Basic Science Test

Which of these particles make up an atom?

Retry Correct Incorrect Atoms are the smallest unit of ordinary matter in a chemical element. Electrons have a negative electrical charge, protons have a positive charge, and neutrons are neutral, with no charge.

Which of these particles make up an atom?

  • Electrons and neutrons
  • Electrons, neutrons, and protons
  • Protons and electrons
  • Protons and neutrons
50%