lizdominguez101
lizdominguez101 lizdominguez101
  • 21-09-2018
  • Chemistry
contestada

Answer the Who Am I? questions below with the symbol for the element I am in group 15 and period 3 ________ I am in period 4 and group 13 _______ I am in period 3 and group 2 _______

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krarnold3120 krarnold3120
  • 22-09-2018
phosphorus
gallium
magnesium
Answer Link
Аноним Аноним
  • 22-09-2018

First one is phosphorus

Second one is gallium

Third one is magnesium

Answer Link

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