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Is copper metal turning green on exposure to air and water a physical or chemical change?

Updated: 8/10/2023

Wiki User

∙ 7y ago

Best Answer

Yes it is a chemical change

Because colour is changing and a new substance is forming and it's irreversible.

Bashir Ahmed ∙

Lvl 2

∙ 3y ago

This answer is:

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Wiki User

∙ 14y ago

If metallic copper turns green it has undergone a chemical change. Metallic copper (Cu0) has become oxidised to its Cu(II) state, forming a complex.

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Wiki User

∙ 7y ago

It is a chemical change on the surface of the copper.

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Wiki User

∙ 7y ago

This is a chemical change. The new substance formed is basic copper carbonate.

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Wiki User

∙ 14y ago

Yes because of oxidation

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Wiki User

∙ 6y ago

chemical change

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Wiki User

∙ 12y ago

Yes

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Anonymous ∙

Lvl 1

∙ 4y ago

it is a chemical reation

This answer is:

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Q: Is copper metal turning green on exposure to air and water a physical or chemical change?

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