What role do protons play in the chemical identity of an element?

Isotopes are atoms of the same element that have the same number of protons (ie, atomic number, "Z") but a different number of neutrons. Protons and Neutrons. Every atom of a particular element has the same number of protons. The atomic number is equal to the number of protons in an element. On ... Atoms are made of even smaller particles. The center of an atom is called the nucleus. The nucleus is made up of particles called protons and neutrons. Jan 20, 2020 ... This is a type of subatomic particle. Subatomic means “smaller than an atom.” Atoms are made up of protons, neutrons and electrons. Sep 3, 2020 ... All matter is composed of atoms, and atoms are composed of three smaller subatomic particles: protons, neutrons, and electrons. We know today that the atom consists of a tiny (10-14 m) nucleus containing positive charges (protons) and neutral particles (neutrons), both of which consist ... For example, a carbon atom has six protons, but an atom with only five protons is boron while an atom with seven protons is the element nitrogen. Neutrons are ... Nov 2, 2018 ... Sphere: produced by theslowest quarks. Read more: Are atoms expanding as the Universe expands? If atoms are mostly empty space, why is matter ... Dec 27, 2024 ... The mass of an atom is concentrated in the nucleus, because the nucleus contains the heaviest subatomic particles (the neutrons and protons). According to modern atomic theory, an atom has a nucleus, which is its center, or core. The nucleus contains subatomic particles: protons and neutrons. Protons ...