which of the following metal is protected by a layer of it's oxide
1. silver
2. al
3.fe
4. cu
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The answer is aluminium Aluminium oxide is the same colour as aluminium and it does not fall away like iron oxide, This in turn protects
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which of the following metal is protected by a layer of it's oxide
1. silver
2. al ✔️✔️
3.fe
4. cu
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