No it is not.
Cobalt is an element, and is a transition metal with atomic number 27.
elementCobalt is an element, and is a transition metal with atomic number 27.
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.
Element.
Element.
Cobalt is an element, and is a transition metal with atomic number 27.
Cobalt has always been an element.
Cobalt already is an element name; its symbol is Co.
The element known as cobalt is present in many compounds.
There is nothing in cobalt, it's a pure element.
Cobalt is an element, there is no oxygen.