most noble gases exist in their pure form because they are so unreactive
An element is a substance in its pure and natural form.
No, graphite is a pure substance. It is a form of the pure element carbon.
Pure substance; it is one form of pure carbon.
No, graphite is a form of pure carbon, an element.
Graphite is an element. It is a form of carbon.
An element is a substance in its pure and natural form.
Usually it is found in compound form but can easily as a pure element, just depends on the conditions
The most chemically simple form of pure matter is that of a pure element, not chemically bonded in any way.
Neither. It is an element. Also, by definition if a substance is pure it cannot be a mixture; it mus either be an element or a compound.
An element.
gold
No, graphite is a pure substance. It is a form of the pure element carbon.
Diamonds are the crystaline form of Carbon.
Yes, californium is a pure chemical element, not a compound or mixture.
Pure substance; it is one form of pure carbon.
No, graphite is a form of pure carbon, an element.
Yes, oxygen is a chemical element.