Since is in column of the periodic table, it will share electrons and use an oxidation state of .

Since is in column of the periodic table, it will share electrons and use an oxidation state of .

To find the oxidation state of , set up an equation of each oxidation state found earlier and set it equal to .

Subtract from .

Add to both sides of the equation.

Divide each term by and simplify.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

is using an oxidation state of .

This is the full list of oxidation states for this molecule.

Find the Oxidation Numbers Bi(OH)_3