What are Elements?

It is a substance which cannot be split into 2 or more simpler substances by chemical reactions

It is made up of only 1 type of atoms



  • Cupper (Cu), Iron (Fe)


What are Compounds?

They are made up of more than 1 type of atoms



  • Water (H 2 O) is made up of 2 Atoms of Hydrogen and 1 Atom of Oxygen
  • Carbon Dioxide(CO 2 ) is made up of 1 atom of Carbon and 2 atoms of Oxygen



  1. Class 9
  2. Chapter 2 Class 9 - Is Matter Around Us Pure (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