A chemical element is a substance defined by a set of atoms that have the same number of protons in their nucleus called the atomic number, hydrogen, gold and iron are examples of elements.
What is a chemical element?
- A chemical element is each of the fundamental forms of matter.
- 118 different elements are known, each described in the Periodic Table, including hydrogen, gold and iron.
- In the periodic table, the chemical elements are arranged according to their atomic number.
Therefore, we can conclude that a chemical element refers to a certain type of known atoms, which are distinguished from the others in their nature and their fundamental properties.
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