gagliane001 gagliane001

03-12-2016
Chemistry

contestada

Add electron dots and charges as necessary to show the reaction of calcium and oxygen to form an ionic compound.

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Royalsdude Royalsdude

03-12-2016

well you have to have energy levels. once those energy levels are done you have electrons to put on them. only 2 on the first level then eight and eight on the third level. and more on next levels.

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