Questions
Among the following how many are amphoteric metal oxides
detailed solution
Correct option is F
Be, Al, Sn, Pb are metals and their oxides are amphoteric CO is neutral. As2O3 is amphoteric but As is metalloid GeO2 is acidic.
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detailed solution
Correct answer is 6
Be, Al, Sn, Pb are metals and their oxides are amphoteric CO is neutral. As2O3 is amphoteric but As is metalloid GeO2 is acidic.
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