Element Birth Certificate


Physical Properties

Its atomic mass is 54.938045 and its radius is 161. Its density is 7.43 and its melting point is 2.275. Its boiling point is 3.742. When at room temperature it's a solid. It is silvery and metalic and its conductivity is oxides. Its malleability is iron oxide and coal. Its hardness is 6.0.

Chemical Properties

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The History of Manganese

Johann Gottieb Gahn discovered the element my heating the mineral pyrolusite in 1774 is Sweden.