The smallest unit of an element is composed of the following “sub-atomic particles”.
Group of answer choices
protons, neutrons, and electrons
protons, neutrinos, and ions
protium, deuterium, and tritium
protons, neutrons, and ions
Group of answer choices
protons, neutrons, and electrons
protons, neutrinos, and ions
protium, deuterium, and tritium
protons, neutrons, and ions