What is the basic unit of matter called?

Answer by  cubedbee (155)

The basic unit of matter is an atom. Each atom is made up of smaller units (protons, neutrons, and electrons), but it is the number of protons that determine the element of an atom, and each element is chemically distinct and is what is considered the basic unit of matter.

Answer by  chemteach (100)

All matter is made from the basic unit called the atom. Various combinatins of atoms bonded together make up larger units called compounds and molecules. The atom is divisible, itself, into smaller components.