Compare Dobereiner's triads to the modern periodic table. What aspects of his idea agreed with the modern table and what aspects did not

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Chemistry

Reagan

6 August, 16:42

Compare Dobereiner's triads to the modern periodic table. What aspects of his idea agreed with the modern table and what aspects did not

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Allisson Bush · Answer 1

Dobereiner placed similar elements in groups on the basis of atomic mass and their properties were similar.

Modern periodic table have similar elements in the same group but they are arranged in the increasing order of their atomic masses.