What are Molecules?

Molecules are made up of one or more atoms that are held together by covalent bonds. Atoms can be represented as circle shapes with a nucleus in the center, surrounded by one or more concentric circles representing the shells in which the electrons surrounding the nucleus of the atom are located, and markings indicating the electron. 

 A molecule is the smallest unit of measurement that a substance can be divided into while still remaining the same substance. It is made up of two or more atoms that are chemically bonded together.

Types of Molecules

Molecules can be categorised into various categories as,

Monoatomic Molecule: Molecules containing only one atom is called monoatomic molecules. Examples are He (Helium), Ne (Neon), etc.

Diatomic Molecule: Molecules containing two atoms are called diatomic molecules. Examples are O2 (Oxygen Gas), Cl2 (Chlorine Gas), etc.

Polyatomic Molecule: Molecules containing more than two atoms are called polyatomic molecules. Examples are NH3 (Ammonia Gas), CO2 (Carbon Dioxide Gas), etc.

Difference Between Molecules and Compounds

Molecules are the smallest building blocks that form the matter around us. They are the simplest particles that carry the properties of matter. Molecules are joined together to form the Compound. A molecule is the smallest unit of matter formed by joining various atoms together whereas the compounds are the matter that we see around us. The water that we see around us is a compound that is made up of water molecules. The molecules of water are represented as H2O.

Let’s learn more about Molecules, Compounds, and Differences between Molecules and Compounds in this article. 

Table of Content

  • What are Molecules?
  • Examples of Molecules
  • What are Compounds?
  • Types of Compounds
  • Difference Between Compounds and Molecules

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What are Molecules?

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