CBSE Class 12 Physics Notes Chapter 13 Nuclei
An atom consists of the nucleus which is positively charged. The atomic radius is larger than the nucleus’s radius. The mass of an atom is focused on the nucleus. The atom consists of neutrons which have the same mass as protons. The protons and neutrons are bound with each other with a nuclear force. The energies present in nuclear activities is much larger than that of a chemical process. Please refer Nuclei Class 12 Notes for more revision notes.
CBSE Revision Notes 