Answer:
§ Resists corrosion due to an oxide film
§ Could be attacked by strong and dilute acids (such as HCl), alkali, and acid salts
§ At higher temperatures, it reacts with oxygen and steam to form tin oxide
§ Reacts with halogens to make compounds, such as tin bromide
§ Has two oxidation states, or variable charges, of 2+ and 4+