The atom is the basic building block of matter, and understanding its structure is essential for understanding the properties of elements. The atom consists of a central nucleus surrounded by electrons, which are arranged in energy levels or shells around the nucleus. The nucleus contains protons and neutrons, while the electrons are negatively charged particles that orbit the nucleus.
Atomic spectra are a result of the interaction between atoms and electromagnetic radiation. When an atom is excited, it can emit or absorb radiation, leading to the formation of a spectrum. The spectrum of an atom is characteristic of the element and can be used to identify it. Atomic And Nuclear Physics Sn Ghoshal Pdf 959
Nuclear physics deals with the study of the nucleus and its interactions. The nucleus is a complex system consisting of protons and neutrons, which interact through the strong nuclear force. The nucleus can undergo various types of radioactive decay, including alpha, beta, and gamma decay. The atom is the basic building block of