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A certain ionic compound is made entirely of aluminum and oxygen. part a what is the formula for this compound?

Caroline Campbell

in Chemistry

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Megan Page on January 28, 2019

Is Al₂O₃;The ions of Al is Al3⁺;ions Or O2⁻;Balance the charges:2(Al3⁺) = 6+ charge3(O2-) = 6 - chargeThey cancel;Now, just put the coefficients in front of their respective ions to obtain:Al₂O₃

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