Question

who gave triad theory​

Answer 1

Answer:

Johann Wolfgang Dobereiner

Dobereiner's triads were groups of elements with similar properties that were identified by the German chemist Johann Wolfgang Dobereiner. He observed that groups of three elements (triads) could be formed in which all the elements shared similar physical and chemical properties.

Explanation:

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Answer 2

Answer:

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• Triad Theory was given By JW Doberiener in the year 19 th centuary