1.

If An element formsan oxide A2O3 which is acidic in nature Identify Aas a metal or nonnon metal. Justify​

Answer»

Answer:

NON Metal.

Explanation:

GENERALLY non metals FORMS acidic oxides and metals form basic oxides.

Eg:- MgO2,CaO2 etc are basic oxides , where Mg n Ca are metals.

BO3(oxide of boron),NO3(oxide of nitrogen) etc are acidic oxides , where B and N  are non metals.

EXEPTIONS:- AlO3(oxide of ALUMINIUM), GaO3(oxide of galium) ,PbO n PbO2(oxides of lead), SNO2 n SnO( oxides of tin) are all amphoteric in nature.



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