BartonPawlosky BartonPawlosky

03-06-2015
Chemistry

contestada

What is the chemical formula for copper(II) hydroxide?
(1) CuOH (3) Cu2(OH)
(2) CuOH2 (4) Cu(OH)2

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lulu1991 lulu1991

03-06-2015

The answer is (4) Cu(OH)2. The valence of Cu ion is 2 positive. The valence of hydroxide(OH-) is one negative. So to balance the compound, the formula should be Cu(OH)2.

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