Question

what do you mean by triads and explain the classification done by dobereiner

Answer 1

Dobereiner's law of triads states that, the atomic mass of the middle element of a triad is the arithmeticmean of the atomic masses of the other two elements. Example: In thetriad of lithium, sodium and potassium. ... All the known elements could not be arranged in the form oftriads. I hope its help u

Answer 2

here u are....................