
Chemical element

Translation chemical element into russian
chemical element
Oxygen is a chemical element with the symbol O.
Кислород - это химический элемент с символом O.
Definitions
A chemical element is a pure substance that cannot be broken down into simpler substances by chemical means. It is defined by the number of protons in its atomic nucleus, which determines its identity and properties. Each element is represented by a unique symbol on the periodic table.