Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Chemical Properties of Alkali Metals Na and Li are placed in dry air. We get :
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Chemical Properties of Alkali Metals Single Correct MCQ
Published on: August 12, 2026

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

A
NaOH, Na 2 O, Li 2 O
B
Na 2 O, Li 2 O
C
Na 2 O, Li 2 O, Li 3 N, NH 3
D
Na 2 O, Li 3 N, Li 2 O, Na 2 O 2

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Text Solution

Verified by Experts
The correct answer is:
D

Li reacts with N 2 and O 2 of air forms Li 3 N and Li 2 O but Na reacts with only O 2 forms Na 2 O dose not react with N 2 . (Na 3 N is not possible due to large size of Na + ion )

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