atom
Understand the Problem
The question is asking about the concept of an atom, which refers to the basic unit of matter and the defining structure of elements. This could involve discussing its structure, components such as protons, neutrons, and electrons, and its significance in chemistry.
Answer
An atom is the smallest unit of matter with the properties of a chemical element.
An atom is the basic building block of chemistry, being the smallest unit of matter with the properties of a chemical element.
Answer for screen readers
An atom is the basic building block of chemistry, being the smallest unit of matter with the properties of a chemical element.
More Information
Atoms are composed of a central nucleus made of protons and neutrons, with electrons orbiting this nucleus. Despite their small size, they make up all the chemical substances.
Tips
A common mistake is confusing atoms with molecules. Atoms are the smallest units of elements, while molecules are combinations of atoms.
Sources
- Atom - Britannica - britannica.com
- Atom - Wikipedia - en.wikipedia.org
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