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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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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 _______

User SDwarfs
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4 votes

First one is phosphorus

Second one is gallium

Third one is magnesium

User Jonathan Beebe
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3 votes
phosphorus
gallium
magnesium
User Thanthu
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