Question

what do you mean by dobernier law of triads and give any example​

Answer 1

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Here is your answer ❤

✨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.

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Answer 2

two elements addition and identify equal number