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3. Metals and Non-metals
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Food cans are coated with tin and not with zinc because
A
zinc is costlier than tin.
B
zinc has a higher melting point than tin.
C
zinc is more reactive than tin.
D
zinc is less reactive than tin.
Solution
Food cans are coated with tin and not with zinc because zinc is more reactive than tin.
Standard 10
Science
Similar Questions
Metallic oxides of zinc, magnesium and copper were heated with the following metals.
Metal | Zinc | Magnesium | Copper |
Zinc oxide | – | – | – |
Magnesium oxide | – | – | – |
Copper oxide | – | – | – |
In which cases will you find displacement reactions taking place ?
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