chemical element
"Chemical elements" are fundamental substances that form the basis of all matter, each defined by the number of protons in its atoms.
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Definition
B2General Chemistry
(technical, academic)A substance composed of atoms with the same number of protons, which cannot be broken down into simpler substances by chemical means.
Example
- Hydrogen is the lightest chemical element and the most abundant in the universe.
- Gold is a chemical element with the symbol Au and atomic number 79.
Similar
Terms that have similar or relatively close meanings to "chemical element":