Chemistry · Corrosion
What is the main reason copper turns green over time when exposed to the atmosphere?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Formation of a basic copper carbonate layer due to oxidation✓
- 2Reaction with UV light
- 3Absorption of nitrogen from the air
- 4Hydrogen embrittlement
Correct answer
Formation of a basic copper carbonate layer due to oxidation
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