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

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Аноним Аноним

22-09-2018

First one is phosphorus

Second one is gallium

Third one is magnesium

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