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Acids, Bases and Salts - 1 (Class - IX)
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Metal oxides that show basic as well as acidic behaviour are called amphoteric oxides. Oxides of which of the following elements are amphoteric?
a. Aluminium
b. Zinc
c. Copper
AnswerClick to flip back
A
Only a and b
💡 Explanation:
This is the correct option. Oxides of aluminium and zinc metals show basic as well as acidic behaviour and are called amphoteric oxides. Their oxides react with acids as well as bases to form salt and water.