No, it does not exist naturally in its pure form. Itexists in the combined form.
Germanium is a naturally occurring element, but does not occur in pure form on the Earth (only in compounds).
Barium is a natural element. However, because it is so highly reactive, it does not occur naturally in a pure form.
There are a lot more than five. For example, all the alkali and alkaline earth metals are not found naturally in pure form but occur only in compounds. It's actually unusual for a metal to exist in pure form in nature; most of them occur only in compounds.
At 25°C, pure caffeine is a solid.
Vanadium is a solid metal at room temperature.
Thallium, discovered in 1861, does occur naturally, but not in its pure form.
yes it is.... it is also a superconductor when in its purest form.
Germanium is a naturally occurring element, but does not occur in pure form on the Earth (only in compounds).
Barium is a natural element. However, because it is so highly reactive, it does not occur naturally in a pure form.
There are a lot more than five. For example, all the alkali and alkaline earth metals are not found naturally in pure form but occur only in compounds. It's actually unusual for a metal to exist in pure form in nature; most of them occur only in compounds.
No
At 25°C, pure caffeine is a solid.
Pure vanadium is a malleable solid metal silver-gray colored. :D
Pure rhenium is silvery white, but it is not found naturally in its pure form.
no, because they have to be treated become pure.
Yes, lead is a naturally occurring element. You can find it on the Periodic Table of Elements.
Sulfur