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Concentrated nitric acid can be transported in vessels of aluminium or tin cans. Why ? |
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Answer» Solution :Aluminium and Sn is passive to concentrated nitric ACID. When Al or Sn vessel is FILLED with con. `HNO_(3)`, aprotective oxide FILM of `Al_(2)O_(3)` or `Sn_(2)O_(3)` is formed. This film prevents further reactions of acid with metal. HENCE `HNO_(3)`can be transported in either aluminium or Sn cans. |
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