Electron configuration

• The electron configuration is the arrangement of electrons within an atom.
• What is the electronic configuration of Nitrogen?

  (2,5)
• What does the electronic configuration (2,5) indicate about Nitrogen?

  Nitrogen has 2 shells and 5 outer electrons
• In which period and group is Nitrogen located on the Periodic Table?

  Period 2, Group 5
• How many electrons can the innermost shell of Nitrogen occupy?

  2 electrons
• What does the period number in the Periodic Table indicate?

  It indicates the number of electron shells
• What do the group numbers on the Periodic Table represent?

  Electrons in the outermost shell
• What are the key features of the Periodic Table regarding periods and groups?

  • PERIODS: Number of electron shells
  • GROUPS: Electrons in outermost shell
• What mistake should be avoided when writing electronic configurations?

  Adding brackets unnecessarily
• How does the outermost electron number relate to the electronic configuration?

  It shows how many electrons are in the outer shell
• How does the electronic configuration (2,5) reflect Nitrogen's position in the Periodic Table?

  It shows 2 shells and 5 outer electrons in Group 5