(1)铜与硝酸反应:Cu+4HNO3(浓)===Cu(NO3)2+2NO2+2H2O3Cu+8HNO3(稀)====3Cu(NO3)2+2NO+4H2O(2)铁与氧化铜反应:2CuO+Fe===(共热)FeO+Cu2OCuo+Fe====(共热)FeO+Cu(3)氯气与苛性钾反应:Cl2+2KOH(冷稀)===KClO+KCl+H2O3Cl...