s-Block ElementsHard

Question

Na and Li are placed in dry air. We get :

Options

A.NaOH, Na2O, Li2O
B.Na2O, Li2O
C.Na2O, Li2O, Li3N, NH3
D.Na2O, Li3N, Li2O

Solution

Li reacts with N2 and O2 of air forming Li3N and Li2O but Na reacts with only O2 forming Na2O not with N2 forming Na3N (it requires high temperature.)

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