Question

1. When copper articles are exposed to light and moisture, do they undergo corrosion? Reason.
2. What happens to silver ornaments if they are exposed to light and moisture?
3. Why do aluminium utensils regain their original shine when green leafy vegetables are boiled in them?

Answer 1

1. Yes, they undergo corrosion because of reactions 2.silver ornaments shine geting reduced. 3.because of green vegetables reaction with utensils.