Which of the following sets of oxides is amphoteric in nature?

Chemistry · Class 11 · CBSE — Classification of Elements and Periodicity in Properties

1. Al₂O₃, As₂O₃, ZnO
2. CO, NO, N₂O
3. SO₃, SO₂, Cl₂O₇
4. Na₂O, MgO, BaO

Answer

(A) Al 2 O 3 , As 2 O 3 , ZnO

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