Journey Inside the Atom | Class 9 Science Chapter 8 | Atoms, Atomic Models & Subatomic Particles

Journey Inside the Atom | Class 9 Science Chapter 8 By Sadaf Shamim Mam In this video, we explore Chapter 8: Journey Inside the Atom from Class 9 Science in a simple and easy-to-understand way. 📚 Topics covered: What is an atom? Acharya Kanada, Leucippus, Democritus & Dalton's atomic theory J.J. Thomson's discovery of the electron Thomson's Plum Pudding Model Rutherford's Gold Foil Experiment Rutherford's Nuclear Model Limitations of Rutherford's Model Discovery of the Proton and Neutron Bohr's Model of the Atom Energy Levels and Electron Shells Atomic Number and Mass Number Electronic Configuration Valency and Valence Electrons Isotopes Average Atomic Mass The chapter explains how our understanding of the atom developed through experiments, observations and changing atomic models. The textbook also introduces the contributions of scientists such as Thomson, Rutherford, Bohr and Chadwick. 👉 Watch the complete video for a clear understanding of Class 9 Chemistry / Science – Atoms. 👍 Like the video 🔔 Subscribe for more Class 9 Science lessons, notes, important questions and exam preparation. class 9 science class 9 science chapter 8 journey inside the atom journey inside the atom class 9 atoms class 9 atom class 9 science class 9 chemistry atomic structure class 9 atomic models class 9 thomson model of atom rutherford model of atom rutherford gold foil experiment bohr model of atom subatomic particles class 9 electron proton neutron atomic number and mass number electronic configuration class 9 valency class 9 isotopes class 9 average atomic mass class 9 science chapter 8 explanation class 9 science chapter 8 full chapter class 9 science one shot class 9 science exam preparation grade 9 science atoms #Class9Science #JourneyInsideTheAtom #Atoms #AtomicStructure #Class9Chemistry #RutherfordModel #BohrModel #ThomsonModel #SubatomicParticles #ElectronicConfiguration #Valency #Isotopes #ScienceClass9 #Grade9Science #Science #rumiacadeemy #sadafmam