A great video lecture conducted by experienced chemistry teacher on 12th class chemistry chapter 1 topic1.1 background improvement in mendeleevs periodic table. Get full understanding or ask any questions.
Background Improvement In Mendeleev's Periodic Table, ch 1, lec 1.1, Background Improvement In Mendeleev's Periodic Table - Inter Part 2 Chemistry
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Modern definition of organic compound, ch 1, lec 1.1, Background Improvement In Mendeleev's Periodic Table - Inter Part 2 Chemistry
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