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Q: Is copper still an element when it reacts with oxygen?
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How many atoms are there in a copper and what are they?

Copper is an element. You can have a single atom or many atoms and it's still copper.


Why copper is a element?

Copper is an element because it is the simplest form of the substance that still makes it copper. It cannot be broken down into simpler substances through chemical means. Copper has atomic number 29.


What is the smallest unit of a element that still maintains the characteristics of the element?

A single copper atom.


Are 2 moles of oxygen still an element?

Yes, of course.


What is the smallest particle of matter which retains the identity of the element it comes from?

An atom. In a sample of copper, for instance, the smallest unit of copper that is still considered copper is a single atom of copper.


What is the smallest particle of matter which retains the identity of the element it comes from i?

An atom. In a sample of copper, for instance, the smallest unit of copper that is still considered copper is a single atom of copper.


Why do candles need oxygen?

YES. The available amount of oxygen in air regulates the candles burn. The oxygen burns with the paraffin wax. Both are consumed. A mix of more oxygen will burn faster and hotter. Rapid oxydation is dangerous.


A catchy slogan for the element lithium?

Even though it reacts with water, And reacts with your brain. Chemistry still sucks, And Lithium is to blame!


Can a copper penny and a copper large bell have the same density?

Yes because the element density stays the same! Ex: If you cut a gold brick & you have a simple gold coin they're still gold so they still have the same density!


Can a copper penny and a large copper bell have the same density?

Yes because the element density stays the same! Ex: If you cut a gold brick & you have a simple gold coin they're still gold so they still have the same density!


Is oxygen found in people?

Yes, especially in people who are still breathing, in which the element oxygen can be found in the lungs. Most of the oxygen in a living person or a corpse, however, occurs in compounds such as sugars and fats.


Is copper wire a chemical property?

No. Copper (the metal, an element) has chemical properties. The shape of the copper (wire) does not affect it's chemical behavior.