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Question
Why does aluminium not react with water under ordinary conditions?
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Solution
Aluminium does not react with water under ordinary conditions because of the presence of a thin but tough layer of aluminium oxide on its surface, This layer of aluminium oxide prevents it from reacting with water.
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RELATED QUESTIONS
Samples of four metals A, B, C and D were taken and added to the following solution one by one. The results obtained have been tabulated as follows.
| Metal | Iron (II) sulphate | Cooper (II) sulphate | Zinc sulphate | Silver nitrate |
| A | No reaction | Displacement | ||
| B | Displacement | No reaction | ||
| C | No reaction | No reaction | No reaction | Displacement |
| D | No reaction | No reaction | No reaction | No reaction |
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