Calamine is

Question

Question

This question was previously asked in

Indian Army Nursing Assistant (Technical) Ludhiana Official Paper

Answer 1

The correct answer is ZnCO₃.

Key Points

Calamine is chemically known as Zinc Carbonate (ZnCO₃).
It is a mineral and historically used in calamine lotion, known for its medicinal properties, especially in treating skin irritations and disorders.
Zinc Carbonate acts as a mild astringent and has protective properties for the skin. It has been used in various cosmetic and skincare products.
Additionally, Calamine (Zinc Carbonate) also finds applications in galvanization processes and as a constituent in certain types of ceramics and pigments.

Additional Information

MgCO₂: This is an incorrect formula. The correct chemical formula for Magnesium Carbonate is MgCO3. Magnesium Carbonate is used in various industries including as a drying agent for hands in rock climbing, gymnastics, and weight lifting.
CaCO₃: Calcium Carbonate, found in rocks as the minerals calcite and aragonite (most notably as limestone), is used in the manufacture of cement, and paints, and also has various medical applications.