Question

did dobereiner traids also exist in the columns of new lands of octaves

Answer 1

Yes its exist. Because dobereiner gives how to arrange in the same column by arithmetic mass
And newlands gives it by law of octaves.

Answer 2

Answer:

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Yes,  Dobereiner's traids also exist in column of Newland's octaves. e.g. lithium , sodium and potassium constitute a Dobereiner's triads. Now, if we consider Li as the first element then the eighth element from it , is Na and if we consider Na as the first element then the eight element from it is K.

Similarly, Dobereiner's triad constitute of the elements beryllium , magnesium and calcium is also included in the column of Newland's octaves .

Thus, Dobereiner's triad are included in the columns of Newland's octaves.

Explanation: