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2. Atoms & Elements - 4! 2부
2. Atoms & Elements / Periodic Table: Element Symbols / 문제 9
문제 9

Identify the name of the element with an atomic number of 12. 
Identify which among the categories below this element belongs to. 
  • noble gas
  • halogen
  • alkali metal
  • alkaline earth metal
  • transition metal
  • lanthanide metal
  • actinide metal