Gaurav went to the market to buy an
Aluminium
pan for preparing tea. He was
preparing tea at home. Suddenly an idea
crossed his mind. "Aluminium is a highly
reactive metal, yet it is used to make
utensils for cooking", he said to himself.
He thought some of the food substances
that are acidic, then they may corrode Al.
He could not explore the explanation for
this. He consulted his elder brother
regarding this.
a) Reproduce the reply given by his
brother regarding the suitability of Al for
making utensils.
b) How does Aluminium oxide react with
acids and bases?
c) What are such oxides called?
Answers
Answered by
1
Answer:
Explanation:
It has reactions as both a base and an acid. ... Aluminum oxide reacts with hot dilute hydrochloric acid to give aluminum chloride solution. Al2O3+6HCl→2AlCl3+3H2O. This reaction and others display the amphoteric nature of aluminum oxide.
amphoteric oxides
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