How many elements is copper (II) hydroxide composed of? How many atoms?

1 Answer
MeneerNask
Jan 5, 2017

#Cu(OH)_2#, 3 elements, 5 atoms.

Explanation:

To derive the formula of copper(II) hydroxide, you need to balance the positive charge of the copper(II)-ion #Cu^(2+)# with the negative charge of the hydroxide-ion #OH^-#. You'll need two #OH^-#'s to balance, hence: #Cu(OH)_2#

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