the answer is that it occurs as a compound, not an element
Cooper is a natural element and is not made by humans. It can be found in special types of rocks. Even if it is a natural element, it can be man made but in small quantities.
it occurs naturally as an element.
everywhere. when there are trees in that area
Yes. but it is a very rare naturally occurring element.
Aluminum is abundant in the earth's crust, however it does not occur by itself in nature. All of the aluminum in nature is found combined with another element or compound.
No. Ammonium nitrate is an unstable compound. It does not occur naturally.
Yes, lead is a naturally occurring element. You can find it on the Periodic Table of Elements.
Element
Cobalt, the transition metal, is an element. It's element number 27, and it does not occur naturally as an element or as a mixture, but rather as a compound. Links are provided.
As a compound
An element occur in nature as a pure element or as a compound.
boron
everywhere. when there are trees in that area
Yes. but it is a very rare naturally occurring element.
everywhere. when there are trees in that area
Aluminum is abundant in the earth's crust, however it does not occur by itself in nature. All of the aluminum in nature is found combined with another element or compound.
Nobelium is an artificial element.
That's because of the way "compound" is defined. If atoms of an element combine with other atoms of the SAME element, then it's not called a "compound".
No. Ammonium nitrate is an unstable compound. It does not occur naturally.