gher2090 gher2090

17-11-2016
Chemistry

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Calcium (Ca) and oxygen (O) combine to form an ionic compound. Which best describes the electron dot formula for this compound

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Kawetsha Kawetsha

17-11-2016

CaO because oxygen have 2 dots and calcium as well
(oxygen valency -2
calcium valncy +2)= CaO

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