3. Calcium oxide
formula
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Answered by
1
Answer:
calcium oxide - CaO
....
Answered by
1
Answer:
✨✨Your answer✨✨
The ionic formula for calcium oxide is simply CaO.
Oxygen has six valence electrons and is looking to gain two electrons to complete the octet (8) electron count in the valence shell making it a -2 anion. This one to one ratio of charges makes the formula CaO.
Explanation:
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