Chemistry, 28.09.2019 20:00 jasonoliva13

If every oxygen ion (combined with an aluminum ion) has a charge of –2, what must the charge of each aluminum ion be? how can you tell this? also, what has to happen to an uncharged aluminum atom so that it will bond with oxygen?

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If every oxygen ion (combined with an aluminum ion) has a charge of –2, what must the charge of each...

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