Multiple choice

Which set of molecules is expect to be of amphoteric nature?

  1. Al(OH)3, Al2O3, GeO

  2. H2SiO3, SiO2, CO2

  3. Mg(OH)2, PbO, PbO2

  4. PbO, PbO2, GeO

  5. SiO2, GeO, PbO2
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A Correct answer
Explanation

Al(OH)3 is amphoteric hydroxide, Al2O3 is amphoteric oxide and GeO is amphoteric oxide. Hence, Al(OH)3, Al2O3 and GeO are all expected to be of amphoteric nature.

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