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heidibink

  • 2 years ago

Calcium oxide (CaO) forms when an atom of calcium loses two electrons, giving it a +2 charge and an atom of oxygen picks up two electrons, giving it a -2 charge. What is calcium oxide? A.) An element B.) A covalently bonded compound C.)An ionically bonded compound. I think its B.) But i am not sure

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  1. Rdx
    • 2 years ago
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    its C

  2. cookies
    • 2 years ago
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    the answer is c

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