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How to Write the Formula for Copper (I) oxide

Learning to name chemical compounds requires that you:

  • Determine the type of compound you are working with.
  • Apply the rules for naming that type of compound.
  • Practice until it becomes second nature.
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Get more practice writing formulas for compounds.

For Copper (I) oxide use the hints and resources below to help write the formula.

Hint for Writing the Formula for Copper (I) oxide

For Copper (I) oxide the charge on Copper is +1 ... we can tell that from the (I).

  • Write the element symbol and ionic charge for both Copper and Oxygen(use the Periodic Table for Oxygen).
  • Modify the subscript on Copper to balance the -2 charge on the Oxygen (which you found on the Periodic Table).

Copper (I) oxide Resources