Question

State law of triads and write it's limitations ​

Answer 1

Answer:

Limitations of Dobereiner's classification: Dobereiner could find only three triads; . ... However the total number of elements were more than that of those encompassed in Dobereiner's Triad. Thus, Dobereiner's could not be classify most of the elements known at that time

Explanation:

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Answer 2

Answer:

The Law Of Triads :

-- Nature contains triads of elements where the middle element has properties that are an average of the other two members of the triad when ordered by the atomic weight.

Limitations of Dobereiner's Triads :

The identification of new elements made this model obsolete. Newly discovered elements did not fit into the triads. Only a total of 5 Dobereiner's triads were identified. Even several known elements did not fit into any of the triads.