Write the steps to form the molecular of following compounds. potassium nitrate.
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2) Potassium nitrate contains K+ cation & (NO3)- anion, thus molecular formula of potassium nitrate is KNO3. 3) Ferric phosphate contains Fe2+ cation & (PO4)2- anion, thus molecular formula of ferrous phosphate is FePO4. 4) Calcium oxide contains Ca2+ cation & O2- anion, thus molecular formula of calcium oxide is CaO
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