Question

Did dobereiner's triads also exist in the columns of newlands octaves

Answer 1

Answer:

yes

Explanation:

lithium sodium and potassium is the example

Answer 2

Answer:

Yes, Dobereiner's triads also exist in the columns of Newlands Octaves. For example, the second column of Newlands classification has the elements lithium (Li), sodium (Na) and Potassium (K), which constitute a Dobereiner's triad.