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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The most important active step in the development of periodic table was taken by (a) Mendeleev (b) Dalton (c) Avogadro (c) Cavendish

The most important active step in the development of periodic table was taken by (a) Mendeleev (b) Dalton (c) Avogadro (c) Cavendish

The most important active step in the development of periodic table was taken by (a) Mendeleev (b) Dalton (c) Avogadro (c) Cavendish