Definition, Meaning & Synonyms

periodic-table

Noun

/ˈpɪə.rɪ.ɒd.ɪk teɪ.bəl/

Definition

A systematic arrangement of elements in order of increasing atomic number, typically displayed in rows, where elements with similar chemical properties are grouped together.

Examples

The periodic table includes hydrogen, helium, and carbon.
Scientists use the periodic table to study the properties of elements.
In chemistry class, we learned how to read the periodic table.

Meaning

The periodic table organizes all known chemical elements based on their atomic structure and shared properties, helping to predict their behaviors and interactions.