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How to Write the Name for Cu(OH)2

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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For Cu(OH)2 use the hints and resources below to help write the name.

Hint for Naming Cu(OH)2

For Cu(OH)2 we have a transition metal and a polyatomic ion.
  • Name the for Cu as it appears on the Periodic Table.
  • Use the Common Ion Table to find the formula and charge for OH.
  • Look at the chemical formula to find the charge for Cu. The polyatomic ion has a charge of -1 (OH-).
    We have two polyatomic ions so Cu will have a charge of +2. To show that we write (II) after the name for Cu.

Cu(OH)2 Resources