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Does aluminum react with cold or hot water? Which water does potassium reacts with?​

Answer»

However, in practice a piece of aluminum dropped into water will not react under room temperature conditions, or even with boiling water. This is because the aluminum has a thin coherent, adhering layer of aluminum oxide, Al2O3, on its surface and this alumina layer prevents the reaction...Potassium METAL reacts very rapidly with water to form a COLOURLESS solution of potassium hydroxide (KOH) and HYDROGEN gas (H2). The resulting solution is basic because of the dissolved hydroxide...



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