what are amphoteric oxides?

Asked by anamika dhiman | 5th Jun, 2013, 10:23: PM

Expert Answer:

An amphoteric oxide is an oxide that can act as either an acid or base in a reaction. These are the oxides of weakly electropositive metals. These oxides react as basic oxides with acids and as acidic oxides with bases.
 
Ex: Aluminium oxide reacts with acids
 
Aluminium oxide reacts with bases
 

Answered by  | 6th Jun, 2013, 10:29: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.