Define the following terms.

(i) Mineral 

(ii) Ore 

(iii) Gangue

 

Answer

(i) Minerals

  • Elements or compounds which occur naturally in earth's crust are called Minerals.
  • These minerals may or may not contain metals.

 

Example: Salt,Clay Marble. 

 

(ii) Ore 

  • Those minerals which contain a very high percentage of a particular metal from which metal can be profitably extracted is called ores. 

Example

  • Aluminium Metal is extracted from Bauxite Ore
  • Iron Metal is extracted from Hematite Ore
  • Sodium Metal is extracted from Rock Salt

 

(iii) Gangue

Unwanted impurities present in the ore is called Gangue.

Example -  Soil, Sand, Rocky materials.

  1. Class 10
  2. Chapter 3 Class 10 - Metals and Non-Metals (Term 1)

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo