Hydrogen
A substance that only contains one kind of atom is called an element.
An Element is the substance consisting of only one type of atom
Elements that contain only one type of atom are called pure elements or monatomic elements. For example, helium (He), neon (Ne), and oxygen (O) are pure elements because they consist of only one type of atom in their chemical structure.
An element is a substance that contains only one kind of atom. Examples include hydrogen, oxygen, and carbon. Each element is defined by the number of protons in its atomic nucleus.
An element is the correct answer
A substance that only contains one kind of atom is called an element.
only contains one atom
A substance that contains only one type of atom is called an "element".
Element
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element
The word for matter made out of one type of atom is an element. Each element on the periodic table contains only one type of atom.
All elements in the Periodic Table contain only one type of atom.
An Element is the substance consisting of only one type of atom
Element. It is classified as an element because it contains only one type of atom.
Elements that contain only one type of atom are called pure elements or monatomic elements. For example, helium (He), neon (Ne), and oxygen (O) are pure elements because they consist of only one type of atom in their chemical structure.