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Why copper become green during rainy …

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Why copper become green during rainy day?

Posted by Account Deleted 2 years, 8 months ago

CBSE > Class 10 > Science

5 answers

Mr Thunder 2 years, 8 months ago

it react with atmospheric gases likhe CO² to form CaCO³,CaOH which is green in colour..

Bhavnoorpreet Kaur 2 years, 8 months ago

Cu react with atompsheric gases and moist air to form CuCo3

Vipan Kaur 2 years, 8 months ago

Cu on reacting with moist CO2 ,it form a layer of green CuCo3 on it

V R 2 years, 8 months ago

It form CuCo3 when it react with moist air in rainy day that why it lose it colour

Laksh Singh 2 years, 8 months ago

Copper react with moist carbon dioxide in the air and slowly loses its shiny brown surface and gain a green coat

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