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Question 22

Which family occupies group 18 in the standard periodic table?

  1. Halogens
  2. Noble gasesBonne réponse
  3. Alkaline-earth metals
  4. Transition metals

Explication

Group 18 contains the noble gases and forms the final numbered column. The other labels name families located elsewhere, so they cannot be shifted into this column.

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Question 22: Which family occupies group 18 in the standard periodic… · The Periodic Table and Elements · Questena