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Difference between medieval periodic table and modern periodic table

Answer» Aap itne bade bade answer kyu likhte ho??
Main differences between Mendeleev\'s Periodic Table and the modern periodic table: In the modern periodic table, the elements are arranged in order of increasing atomic number. (In Mendeleev\'s table, they were arranged in order of increasing atomic weight).
Places of isotopes and hydrogen is correct and modern is more accurate as its based on atomic no.


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