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11-11-2017
Chemistry

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Find the formula for calcium and oxygen

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bloop9012 bloop9012

11-11-2017

The charge on Calcium is +2. Since, Calcium oxide is a neutral compound, so the charge on Oxygen should be -2. Valency of Oxygen is 2, so a single Oxygen atom can satisfy the need.

Therefore, formula is CaO.

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