9dvhj83r5n
9dvhj83r5n 9dvhj83r5n
  • 22-09-2020
  • Chemistry
contestada

mm, does anyone know this?

mm does anyone know this class=

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krnako krnako
  • 22-09-2020
I think it’s Be, Mg, Ca, Sr because they are all alkaline earth metals
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