Question
Download Solution PDFAluminium oxide is ________ in nature.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Amphoteric.
Key Points
- Aluminum oxide (Al2O3) is a metal with a lower electropositive value.
- It is an amphoteric oxide because it reacts with acids and bases to form salts and water.
- Amphoteric oxides dissolve in water to produce alkaline results. Alkaline results have hydroxide ions.
- Therefore aluminum oxide( which is Al2O3) reacts with hydrochloric acid to form water and aluminum chloride.
- Aluminum oxide is an amphoteric oxide.
- With sodium hydroxide result, it produces water and sodium aluminate( NaAlO2).
- The other common exemplifications of amphoteric oxides include SnO, ZnO, and PbO. Al2O3 is an amphoteric oxide.
Important Points
- Amphoteric Oxides:
- Amphoteric oxides are oxides, which bear as both introductory and acidic oxides.
- Amphoteric Oxides contain the features of acidic and introductory oxides as well that neutralize both acids and bases.
- This is the simple amphoteric oxides meaning.
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