Group 0 - chemical properties

• What is the main focus of the Bitesize section mentioned in the study material?

  Study support for various educational levels
• What do elements in the same group of the periodic table show trends in?

  Physical properties, such as boiling point
• How many electrons do noble gases have in their outer shell?

  Eight electrons, except for helium which has two
• Why are noble gases considered unreactive?

  They have complete outer shells of electrons
• What does the electronic structure of an atom represent?

  How the electrons in an atom are arranged in shells
• What is the electronic structure of helium?

  2
• What is the electronic structure of neon?

  1. 8
• What is the electronic structure of argon?

  1. 8.8
• How do atoms of group 0 elements behave when they react?

  They do not tend to lose, gain, or share electrons
• Why do noble gases not form molecules?

  They do not share electrons
• What are the key characteristics of noble gases?

  • Inert and unreactive
  • Complete outer electron shells
  • Do not form molecules
• What trends do elements in the same group of the periodic table exhibit?

  • Similar physical properties
  • Trends in boiling points
  • Similar chemical properties due to electron configuration
• What is the significance of complete outer shells in noble gases?

  • Stability of the atom
  • Lack of tendency to react
  • Explanation for their inertness