Question

Explain why sour substance are effective in cleaning copper vessels

Answer 1

Answer:

In tarnished copper vessel there is layer formed due to corrosion which is basic in nature which is dissolved in the lemon or tamarind juice which are acidic in nature. Thus the vessel get thoroughly cleaned.

Answer 2

Answer:

in tarnished copper a basic layer is formed...which can be neutralized by using acidic i.e. sour substances.....Hence sour substance are used