Octet rule

This article provides answers to the following questions, among others:

  • Why do atoms enter into chemical bonds with other atoms?
  • What distinguishes the noble gas configuration?
  • What is meant by the octet rule?
  • In which different ways can atoms reach the noble gas configuration?
  • Why must not the noble gas configuration be equated with a fully occupied shell in Bohr’s atomic model?
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Covalent bonding

This article provides answers to the following questions, among others:

  • How is the noble gas configuration achieved in a covalent bond?
  • Between which types of elements does the covalent bond mainly occur?
  • For which materials does the covalent bond have special meaning?
  • How are covalent bonds represented by the Lewis dot structure?
  • What information is obtained from a molecular formula?
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Ionic bonding

This article provides answers to the following questions, among others:

  • How is the noble gas configuration achieved by an ionic bonding?
  • Between which types of elements does ionic bonding occur mainly?
  • For which materials does the ionic bond have special significance?
  • What is generally meant by the term salt?
  • Which property of an element is characterized by the electronegativity?
  • Which characteristic is shown in the periodic table regarding the electronegativity?
  • How can one infer the ionic bonding character of two elements?
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Metallic bonding

This article provides answers to the following questions, among others:

  • How is the noble gas configuration achieved in a metal bond?
  • For which materials does the metallic bond have special significance?
  • Where does the term “electron gas” come from?
  • Why is it possible to deform metal relatively well compared to ceramics?
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