Question

Limitations of Dobereiner law of triads​

Answer 1

Answer:

Limitations of Dobereiner’s classification:

• Dobereiner could find only three triads; .i.e total of 9 elements only.
• 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:

Answer 2

Explanation:

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★⠀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.