0
What is the value of a copper penny from 1920 that is in good condition but about 85 to 93 percent turning green?
Wiki User
∙ 17y ago
with all that green on it (corrosion), it's not worth anything more than one cent.
Wiki User
∙ 17y ago
Add your answer:
Earn +20 pts
Is the penny turning green like the statue of liberty turning green?
yes cause its copper
How fast will a penny turn green?
You cant-------------------------------------------------------------------------------------------------------edit buy Electchuyou CAN turn a penny green just soak it in water and dont dry it it should turn green after few days/a week or more
Is copper turning green when exposed to the environment a chemical change?
Chemical because it is being exposed to another compound and forming a new substance
What will happen when iron and iron react?
Copper sulphate is a blue coloured solution. As soon as you react it with iron, you will notice that the solution is turning into light green which means iron sulphate solution is forming. Iron being more reactive than copper displaces copper from its soluion.
What color is emitted when copper atoms are heated?
Copper, monovalent: blue Copper, divalent, in halides: blue-green Copper, divalent, in non-halide compounds: green
Is the penny turning green like the statue of liberty turning green?
yes cause its copper
When Iron is turning into rust and copper turning green is an example of what kind of erosion?
"chemical"
Is something turning copper to green a chemical reaction?
ya mon.
What is the word for copper turning green?
The word is "oxidation", which in the case of copper is a three-step process where the copper oxidizes to copper oxide, then to cuprous or cupric sulfide, and then to copper carbonate. Copper carbonate is the green colored copper or patina that forms over time. The old name for this green patina is "verdigris".
Is turning of copper into green when exposed into environment physical or chemical change?
It is a chemical 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.
Why does copper turn your skin green?
Several GREEN copper salts that can be created from combinations of copper and other chemicals such as copper sulfate, copper acetate etc. The Statue of Liberty is green as aiys copper covering is exposed to the salt water and heat. Your skin has many chemicals in sweat that attack the copper bands and allow them to corrode and oxudize turning the resulting chemicals green on your hand. You can also notice this action on copper wires that are exposed to the outside elements.
Why is your skin turning green?
My skin isn't green! But copper does turn skin green I think... I think it's something to do with salt and acid reacting with copper and therefor your skin turns green... For further details, just look it up in Google...
Why are your pewter statues turning green?
The variety of pewter in your statues is probably a tin/copper alloy and the copper is oxidizing. Sometimes copper is used with the tin, sometimes it's lead (turns black).
Is copper turning green in the air physical change?
The reason that copper turns green is the same reason the metal rusts, oxidization. Both metal and copper oxidize when exposed to oxygen and this is a natural process. Copper that is exposed to the outside environment is more likely to turn green and that is why copper vases and decorative pieces in gardens are often green. Copper is a metal that does not react with water (H2O), but the oxygen of the air will react slowly at room temperature to form a layer of brown-black copper oxide on copper metal which looks like green sometimes...
What does copper and oxgyen make?
Copper oxide, which is a compound from the two elements copper and oxygen. When copper is exposed to oxygen for a long period of time, it begins turning green. The green is Copper oxide.Copper oxide can refer toCopper(I) oxide (cuprous oxide, Cu2O), a red powder;Copper(II) oxide (cupric oxide, CuO), a black powder. (Source wikipedia)
How is does fake jewelry turn your skin green if you have it long for a long time?
The reason some costume jewelry turns skin green is because the outer plating has worn off and the copper alloy metal underneath is exposed. It is the copper in the metal that is turning your finger green.
