JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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The pair of amphoteric oxides among the following is

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Correct option: C

{ZnO}, {Al}_2 {O}_3

Option C (

{ZnO}, {Al}_2 {O}_3

) is correct because both zinc oxide and aluminum oxide can act as both acids and bases.

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\mathrm{O}, \mathrm{O}^{2-}, \mathrm{F}

\mathrm{F}^{-}