
Molecule - Wikipedia
A molecule may be homonuclear, that is, it consists of atoms of one chemical element, e.g. two atoms in the oxygen molecule (O 2); or it may be heteronuclear, a chemical compound …
Molecule | Definition, Examples, Structures, & Facts | Britannica
Oct 18, 2025 · Molecule, a group of two or more atoms that form the smallest identifiable unit into which a pure substance can be divided and still retain the composition and chemical properties …
What Is a Molecule? Definition and Examples
Sep 12, 2020 · A molecule is defined as an electrically neutral group of two or more atoms connected by chemical bonds. Here are examples of molecules and a look at the difference …
Molecule: Definition, Examples, Facts & Diagram
Feb 2, 2023 · What is a molecule in chemistry. Learn how it is formed. Also, learn about molecular compounds and formulas with examples, facts, and diagrams.
MOLECULE Definition & Meaning - Merriam-Webster
The meaning of MOLECULE is the smallest particle of a substance that retains all the properties of the substance and is composed of one or more atoms. How to use molecule in a sentence.
Definition and Examples of a Molecule - ThoughtCo
Sep 3, 2024 · Molecule Definition A molecule is two or more atoms that form chemical bonds with each other, representing the smallest unit of a chemical compound with all the physical and …
Molecules - Definition, Types, Characteristics, Shapes
Jul 5, 2024 · What Is Molecule? A molecule is a group of two or more atoms bonded together, forming the smallest unit of a chemical compound that retains its chemical properties. Atoms in …
What is a Molecule? - Chemistry Overview (Video)
Aug 8, 2025 · When atoms share electrons, they form covalent bonds; the resulting collection of bonded atoms is what we call a molecule. Just like an atom is the smallest unit of an element, …
What Is a Molecule? | Office for Science and Society - McGill …
May 21, 2025 · Molecules are the fundamental components of matter. They are made up of atoms, which in turn are composed of even smaller particles called protons, neutrons, and …
What Is a Molecule? A Breakdown of Its Concept, Structure, and …
Jul 9, 2025 · A molecule is best described as a stable aggregation of atoms bonded together, often electrically neutral, representing the smallest unit of a substance that retains its chemical …