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Example of corrosion is – |
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(a) |
Black coating on Silver |
(b) |
Green coating on Copper |
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(c) |
Brown coating on Iron |
(d) |
Above three |
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Example of corrosion is – |
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(a) |
Black coating on Silver |
(b) |
Green coating on Copper |
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|
(c) |
Brown coating on Iron |
(d) |
Above three |
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