In physics and chemistry, "monatomic" is a combination of the words "mono" and "atomic", and means "single atom ". It is usually applied to gases: a monatomic gas is a gas in which atoms …

Jun 9, 2025 · Learn what monatomic elements are, get examples of them, and understand why an atom might exist in monoatomic form.

Monatomic gas, gas composed of particles (molecules) that consist of single atoms, such as helium or sodium vapour, and in this way different from diatomic, triatomic, or, in general, …

The meaning of MONATOMIC is consisting of one atom; especially : having but one atom in the molecule.

Add to word list chemistry having only one atom or group of atoms that can be replaced in a chemical reaction (Definition of monatomic from the Cambridge Academic Content Dictionary …

Monatomic compounds are made of a single atom, whereas diatomic compounds are made of molecules with two atoms. This is the primary distinction between monatomic and diatomic …

These multi-atom combinations are called molecules. A molecule is the smallest part of a substance that has the physical and chemical properties of that substance. In some respects, …

Monatomic refers to a substance that exists as individual, isolated atoms rather than molecules. This term is particularly relevant in the context of the noble gases, which are composed of …

Mar 24, 2021 · Learn what a monatomic element is. Get a list of the monatomic elements and find out why they are stable in nature.

The term 'monatomic' comes from 'mono' (meaning one) and 'atomic' (meaning atom). These gases consist of single, independent particles, unlike diatomic or polyatomic gases where …