Two elements A and B have similar chemical properties. They don't form solid hydrogencarbonates, but react with nitrogen to form nitrides. A and B , respectively, are :

Question

Two elements A and B have similar chemical properties. They don't form solid hydrogencarbonates, but react with nitrogen to form nitrides. A and B , respectively, are :, Na and Rb, Na and Ca, Cs and Ba, Li and Mg

MARKS App · Accepted Answer

Li and Mg do not form solid bicarbonate. But react with N 2 to give nitrides. Both of them have similar properties due to diagonal relationship. 6 Li + N 2 ⟶ Δ 2 Li 3 N 3 Mg + N 2 ⟶ Δ Mg 3 N 2

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