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Elements are pretty much defined by the number of protons in the nucleus. This number (the atomic number) defines the element. All the different elements have different numbers of protons in their nucleus.

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8y ago
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6y ago

A compound is 2 or more elements that have combined chemically.

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Q: How do you identify a compound or an element?
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Identify stannous flouride as element or compound?

It is a compound of tin and fluorine (if it has two parts to its name or ends in -ide, it is not an element).


Is it always possible to identify something as an element compound. Substance or mixture just by looking at it?

Very rarely is possible; generally to identify an element or compound it is absolutely necessary to realize a deep chemical/physical analysis.


Is it possible to identify something as an element compound pure substance or mixture just by looking at it?

Very rarely is possible; generally to identify an element or compound it is absolutely necessary to realize a deep chemical/physical analysis.


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The terms element and compound are used to identify pure substances.


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You get a mixture of an element and a compound.


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