Question

why copper and brass vessels are cleaned with lemon?? ​

Answer 1

Answer:

Because they reacts with oxygen present in air and forms a layer of copper and brass oxides. which looks bad in appearance. Lemon juice is acidic and hence it neutralises that oxides and removes them and makes the vessel shiny again.

hope it helps..

mark brainliest

Answer 2

Explanation:

because they form and oxide layer in open air which is is removed with the help of acids present in lemon or tamarind making the surface of vessels shiny again