Water is made of two elements: hydrogen and oxygen.
周期表には118の元素が載っている。
The periodic table lists 118 elements.
classical element
Refers to the four or five classical elements (earth, water, air, fire, and sometimes void/aether) in ancient and medieval philosophy.
古代ギリシャでは、万物は四つの元素から成ると考えられていた。
In ancient Greece, it was thought that all things were composed of four elements.
Archaic use; in modern Japanese, 起源 or 根源 are more common for this meaning.
古い文献では、「元素」が万物の根源を指すことがある。
In old texts, 元素 can refer to the origin of all things.
When water is electrolyzed, it can be broken down into the elements oxygen and hydrogen.
Two elements bond together to form a new compound.
The scientists discovered a new element.
We were made to memorize the periodic table of elements at school.
化合物 is a substance made of two or more elements chemically combined, whereas 元素 is a single pure substance consisting of only one type of atom.
chemical symbol; element symbol
native element mineral; native element