Grade 11 | Chemistry | Unit 1 | Part 2 | Radioactivity, Discovery of Proton & Neutron

Ethiopian Grade 11 | Unit One | ATOMIC STRUCTURE AND PERIODIC PROPERTIES OF THE ELEMENTS Lesson 2:- Radioactivity, Discovery of Proton and Neutron On this Video we gonna talk about Dalton Atomic Theory, Discovery of Electron and Oil Drop Experiment 📲 Join our Telegram Channel for notes, videos, and updates: 👉 https://t.me/KJN_Education 🔔 Don't forget to Like, Share, and Subscribe for more lessons! #Grade11chemistry #Chemistry #Ethiopiachemistry