Iron and copper (II) sulfate solution I predict the reaction between ___iron__ and __Copper sulfate___ will yield a _single displacement reaction/s. Lead (II) nitrate and potassium iodide solutions I predict the reaction between _Lead nitrate and _Potassium iodide will yield a ___double replacement reaction/s. Magnesium metal and hydrochloric acid solution I predict the reaction between and will yield a reaction/s. Electrolysis of water I predict the reaction between and will yield a reaction/s. Burning magnesium I predict the reaction between and will yield a reaction/s.