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Atomic Structure

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  • How many electrons does an element have, if its atomic number is 20?
    20
  • what is the number of neutron in Chlorine?
    18
  • If the atomic mass of Nitrogen is 11 and the neutron is 6, How many electrons are there?
    5
  • Which subatomic particle that is neutral?
    Neutron
  • The atomic number is the same as the number of ____ and _____
    proton and neutron
  • What is the number of electron in Titanium?
    18
  • which subatomic particle is the lightest?
    electron
  • What indicates the number of protons and the neutron in an element?
    Mass number
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