Dear Students,
In this video, I explained about how to calculate valency... Atomic structure for class 9 Science in tamil..
I already posted 3 video's about
1) Atoms, atomic number, mass number : • Atoms and Molecules fo...
2) Electronic configuration of atoms / elements : • What is Electronic Con...
3) What is Valency & Valence Electrons : • What is Valency & Vale...
Please watch my previous videos to understand better before watching video...
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18 сен 2024