Question

did dobereiner traid also exist in the column of Newlands octaves compare and find out -can you explain me please

Answer 1

in the year 1817 Dobara near a German chemist arrange skirting elements with similar properties in groups of three called triads

Answer 2

Answer:

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Yes, Dobereiner’s triads also existed in the columns of Newland’s Octaves.

For example, Li, Na, K.

If we consider lithium (Li) as the first element, then sodium (Na) is eighth element. If we consider sodium as the first element, then potassium is the eighth element.