Corrosion Past Year (2019 onward - NTA Papers) MCQs Electrochemistry Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

From the following select the one which is not an example of corrosion:

1.	Rusting of an iron object
2.	Production of hydrogen by electrolysis of water
3.	Tarnishing of silver
4.	Development of green coating on copper and bronze ornaments

Subtopic: Corrosion |

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