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2. Atoms and the Periodic Table - Parte 1 di 4!
2. Atoms and the Periodic Table / Periodic Table: Element Symbols / Problema 13
Problema 13

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