Although metals form basic oxides, which of the following metals form an amphoteric oxide?

(A) Na

(B) Ca

(C) Al

(D) Cu



Amphi means both . Therefore, amphoteric oxides are the ones which can react with both acid and base to form salt and water. 


So, the correct answer is (c) Al

  1. Class 10
  2. Chapter 3 Class 10 - Metals and Non-Metals (Term 1)

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CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo