Question

what were the criteria used by mendeleev to classify elements​

Answer 1

Answer:

The criterion used by Mendeleev was the atomic mass . He arranged the elements in the increasing order of their atomic mass and hence produced a Periodic table . Elements with similar chemical properties were placed in a group.

Answer 2

Explanation:

The criterion used by Mendeleev was the atomic mass . He arranged the elements in the increasing order of their atomic mass and hence produced a Periodic table . Elements with similar chemical properties were placed in a group.

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