Question

what are amphoteric oxide . Give reaction .

Answer 1

Oxides of metals which have both acidic as well as basic behaviour are known as amphoteric oxides. Such metallic oxides react with acids as well as base to produce salt and water. Examples of Amphoteric oxides are aluminium oxide and zinc oxide.

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Answer 2

$<b>Amphoteric oxides are oxides which show the properties of both acids and base.</b>$

For example ZnO is an amphoteric oxide.

Reaction:-
ZnO + 2HCl --------> ZnCl2 + H2O.
ZnO + 2NaOH ------> Na2ZnO2 + H2O.

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