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A great video lecture conducted by experienced chemistry teacher on 9th class chemistry chapter 3 topic electron affinity. Get full understanding or ask any questions.

Electron Affinity, ch 3, lec 3.2.4, Electron Affinity - 9th Class Chemistry

10:48

Electron affinity, ch 3, lec 3.2.4, Electron Affinity - 9th Class Chemistry

27:38