You must have seen tarinshed copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning vessels.
Answers
Answer:
Copper reacts with moist carbon dioxide in air to form copper carbonate and as a result, copper vessel loses its shiny brown surface forming a green layer of copper carbonate. The citric acid present in the lemon or tamarind neutralises the basis copper carbonate and dissolves the layer. That is why, tarnished copper vessels are cleaned with lemon or tamarind juice to give the surface of the copper vessel its characteristic lustre.
internal store 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 does The vessel get thoroughly cleaned.
lemon juice contain citric acid it adds react with basic layer of copper carbonate on the surface to from soluble salts which are easily removed and surfaces shines.
Explanation:
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