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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.
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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

User Satyen Udeshi
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Answer:

I am not sure if it correct it is what a shot I think the answer is C . an ionically bonded compound

User Jim McGaw
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