Question

merits of doberneir classification

Answer 1

Answer:

The only advantage of Dobereiner’s research was:

it made chemists look at elements in terms of groups of elements with similar chemical and physical properties.

This eventually led to rigorous classification of elements and the modern periodic table of elements, as we now know it, was discovered.

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Answer 2

Answer:

merits

the mass of 2two elements is equal to the mass of the middle element in the three traid system

demerits

he was able to do only three traids later it was not applicable

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