A great video lecture conducted by experienced chemistry teacher on 9th class chemistry chapter 2 topic2.1 discovery rays discovery of electron. Get full understanding or ask any questions.
Discovery Rays & Discovery of Electron, ch 2, lec 2, Discovery Rays & Discovery of Electron - 9th Class Chemistry
40:42
Discovery Rays & Discovery of Electron, ch 2, lec 2, Discovery Rays & Discovery of Electron - 9th Class Chemistry
35:25
Discovery of proton, ch 2, lec 2, Discovery Rays & Discovery of Electron - 9th Class Chemistry
29:00
Properties of proton, ch 2, lec 2, Discovery Rays & Discovery of Electron - 9th Class Chemistry
34:37
Properties of proton, ch 2, lec 2, Discovery Rays & Discovery of Electron - 9th Class Chemistry
34:16
