Asked by Rishabh1 | 24th Jun, 2009, 10:55: PM

Expert Answer:

Those metallic oxides will be basic which dissolve in water to form alkalies like sodium oxide, potassium oxide.

Na2O + H2O 2 NaOH

K2O + H2 2 KOH

Some metallic oxides show properties of both acids and bases. These oxides are called amphoteric oxides. Example : Aluminium oxide

Answered by  | 26th Jun, 2009, 09:37: AM

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