archu64 archu64
  • 08-03-2022
  • Chemistry
contestada

Why is calcium in group 2A if the modern periodic table

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rilboo14
rilboo14 rilboo14
  • 08-03-2022
Calcium is in group 2A because it has two valence electrons and an oxidation state of 2+. Hope this is accurate & helpful! Enjoy your evening.
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