dalston355 dalston355

15-01-2024
Chemistry

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Aluminum forms a +3 ion. In order for the formula unit Al₂X₃ to be electrically neutral, the element X must form a _ ion. Nonmetals in the oxygen column do this. Of these elements, only _ is a diatomic gas.

a) -3, Oxygen
b) +2, Nitrogen
c) -2, Fluorine
d) +3, Chlorine

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