Question

What was the basis of classification of elements proposed by Dobereiner, newland and Mendeleeff.​

Answer 1

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${\large{\blue{\</p><p>Atomic\:\:Mass}}}$

▪︎ Atomic Mass is the basis of classification of elements proposed by Dobreiner, Newland And Mendeleev.

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Answer 2

Answer:

atomic mass is propesed by all these three scientists