Question

4. The Calamine lotion is used as a soothing and a mild antiseptic lotion to treat skin
itchiness.
(a) Identify the metal that is a constituent of the calamine lotion.
(b) Mention the application of this metal in the prevention of corrosion of iron
articles.​

Answer 1

a.)Calamine lotion is a combination of zinc oxide and 0.5% iron (ferric) oxide.

b.)It just makes layer protecting iron from getting rusty.