Chromium

All the info about Chromium

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Chromium basics

The symbol for Chromium is Cr. The Atomic number is 24 and the Atomic mass 51.9961. Chromium melting point is 2180 K (witch is 1907°C or 3465°F). The boiling point is 2944 K (witch is 2671°C or 4840°F). Period number is 4, its group number is 6, and its a transitional metal (like Iron and cobalt). Chromium is classified as a metal. Last thing Chromium is found deep under ground as a ore.

Who discoverer Chromium, what does it look like, and what is it used for?

Chromium was first discovered by Louis_Nicholas Vauquelin when he was experimenting with a material called Siberian red lead, witch is the mineral crocoite in 1797. He created chromium oxide by mixing crocoite with hydrochloric acid. Chromium is now created by heating the mineral chromite, in the presence of aluminum or silicon. Chromium is a blue-white metal that is hard, brittle, and super corrosion resistant. Chromium is used to make stainless steel, armor plate, safes, ball bearings and cutting tools (also the color).

Fun Fact

Chromium is used to tip an ancient chines weapon.

Every year about 10 million chromium is mined.

Did you know chromium natural color is red.