Question

A teacher asked to give an example for Dobereiner's triad. Ramu wrote them as " Li, Na, Mg". In
these three, identify which element does not belongs to this triad

Answer 1

Dobereiner's triads

Li, Na,K

Ca,Sr,Ba

Cl,Br,l

hope it helps u

Answer 2

Answer:

Mg not belong to traid

I hope it helps you

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