14-02-2017
Physics

contestada

which of these chemical formulas represents two elements whose atoms have joined together with an ionic bond? A. O2 B. CaO C.NeNe D.MgCa

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DemigodSixx DemigodSixx

14-02-2017

B: CaO
Because Calcium is a Metal and Oxygen is a Non-Metal. Ionic bonds are only formed with a Metal and a Non-Metal element.

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