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07/10/2021 2:10 pm
Topic starter
(a) On what basis did Mendeleev arrange the elements in his periodic table?
(b) On what basis are they arranged now?
1 Answer
1
07/10/2021 2:12 pm
(a) Mendeleev arrange the element in his periodic table on the basis of atomic masses.
(b) Now they are arranged on the basis of atomic numbers.