What is the valency of Cu (OH) 2 Fe (OH) 3 Ca (OH) 2?

Let us determine the valence of the elements in the following compounds: Сu (OH) 2, Fe (OH) 3, Ca (OH) 2.

Consider copper hydroxide.

Cu (OH) 2: the valence of copper is 2, the valence of oxygen is 2, the valence of hydrogen is 1.

Consider a compound of iron hydroxide.

Fe (OH) 3: the valence of iron is 3, the valence of oxygen is 2, the valence of hydrogen is 1.

Consider a calcium hydroxide compound.

Ca (OH) 2: the valence of calcium is 2, the valence of oxygen is 2, the valence of hydrogen is 1.



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