Chemistry, asked by AmirthaVarshiniB, 4 days ago

Give the reaction where aluminum renders passive. Give equation

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Answered by rayyanuddin027

Answer:

Explanation:When conc. HNO3 is added to aluminium a thin protective layer of alumina (Al2O3) is formed on its surface which prevents further action. As a result, Al becomes passive.

2Al+6HNO3→Al2O3+6NO2+3H2O

Answered by Anonymous

Concentrated nitric acid, however, can be shipped in aluminum tank cars because it renders the metal passive. Even very pure aluminum is vigorously attacked by alkalies such as sodium and potassium hydroxide to yield hydrogen and the aluminate ion. ... The derivative has the molecular formula Al(C 9 H 6 ON) 3. Compounds. ... formed by the reaction of aluminum chloride with lithium hydride, is widely used …

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