owenmelling12345 owenmelling12345
  • 11-11-2017
  • Chemistry
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Find the formula for calcium and oxygen

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bloop9012
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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