Question

10. Compare and contrast the arrangement of elements in Mendeléev's Periodic Table
and the Modern Periodic Table.​

Answer 1

Answer:

Ans.: (i) In Mendeleev's periodic table the elements are arranged in the increasing order of atomic masses. On the other hand, in the modern periodic table the elements are arranged in the increasing order of atomic numbers which is more fundamental property than atomic mass.

Explanation:

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