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8 May, 00:10

How do you use the periodic table to recall the ionic charge of an alkali metal, and alkaline earth metal, or aluminum

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  1. 8 May, 00:14
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    You look at its placement. If it is in the first column it has a charge of 1 + when it bonds. If it is in the second column it has a charge of 2+. Aluminum is a weird one. You just have to remember that it has a charge of 3 + when it bonds.
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