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Is a copper penny turning dark a chemical change or physical change?
Wiki User
∙ 6y ago
Chemical.
Elnora Hickle
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Is stretching copper into wire physical or chemical change?
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
Is copper turning green when expose to environment a chemical change and why?
It is a chemical change because chemical reactions are involved; copper become hydrated copper carbonate.
Is copper metal turning green on exposure to air and water a physical or chemical change?
Yes it is a chemical change Because colour is changing and a new substance is forming and it's irreversible.
Reaction of copper and heat is physical change or chemical change?
If it is just heated, the reaction is physical. If there is burning in the process, than the state of the copper will change, making it a chemical reaction.
When copper sulfate mixed with sodium hydroxide is a form of physical change or chemical change?
Chemical change (which results in physical change).
Is turning of copper into green when exposed into environment physical or chemical change?
It is a chemical change.
Is the Statue of Liberty a physical change or a chemical change?
No its a chemical change because the acid in the rain reacts with the copper in the statue having a reaction oxidizing it and turning it green.
Is copper a physical or chemical change?
its a physical change
Is copper sulphate a physical change or chemical?
Copper sulfate is a substance, not a change. It can undergo physical and chemical changes.
Is stretching wire into copper a physical or chemical change?
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
Is stretching copper into wire physical or chemical change?
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
Is copper turning green when expose to environment a chemical change and why?
It is a chemical change because chemical reactions are involved; copper become hydrated copper carbonate.
Is copper metal turning green on exposure to air and water a physical or chemical change?
Yes it is a chemical change Because colour is changing and a new substance is forming and it's irreversible.
Is a piece of copper cut in half a physical or chemical change?
Physical change
Is a piece of copper is cut in half a physical or chemical change?
Physical change
Is piece of copper is cut in half a physical or a chemical change?
Physical change
Is copper one pounded into sheets is a chemical or physical change?
This is a physical change.
