We are all familiar with how oxidation works. Iron produces a reddish brown flaky layer, aluminum produces white flakes, and apple turns brown when exposed to the air and moisture for some time. Just like these examples, copper also undergoes oxidation. But unlike iron, which turns to rust when exposed to air and moisture during oxidation, copper turns to green when exposed to oxygen. Water, in this case, is not [...]

Categories: Physics & Chemistry
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