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10th Class Science Metals and Non-metals / धातु और अधातु

  • question_answer 77)
      A metal A, which is used in thermite process, when heated with oxygen gives an oxide B, which is amphoteric in nature. Identify A and B. Write down the reactions of oxide B with HCl and NaOH.

    Answer:

                      Metal A is aluminium (Al) which is used in thermite process. Al reacts with oxygen to form aluminium oxide(B) which is amphoteric in nature. (i) (ii)


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