You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice.

Question 1

You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.

Question 2

Copper reacts with moist carbon dioxide in the air and slowly tosses its shiny brown surface and gains a green coat. This green substance is basic copper carbonate. Citric acid and tartaric acid neutralise copper carbonate. Hence citric or tartaric acid are effective in cleaning the vessel.

kratos · Answer 1 · 2020-12-18T21:02:50+0000

Copper reacts with moist carbon dioxide in the air and slowly tosses its shiny brown surface and gains a green coat. This green substance is basic copper carbonate. Citric acid and tartaric acid neutralise copper carbonate. Hence citric or tartaric acid are effective in cleaning the vessel.

You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice.

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You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice.

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1 Answer

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