Atomic structure question ans part-2

#cmsorenclasses #sciencefacts #An atom is the smallest particle of an element that maintains its chemical properties. Main parts of an atom: Nucleus – Located at the center of the atom. Protons → Positive (+) charge Neutrons → No charge Electrons – Revolving around the nucleus in different shells. Negative (−) charge Key Facts: An atom is mostly made up of empty space. Number of protons = Atomic number Protons + neutrons = Mass number Example: Hydrogen atom