Periodic Element Cr: The Story Behind Its Name and Properties

The periodic element Cr, also known as chromium, is a chemical element with the atomic number 24. It has a silver metal appearance and is a transition metal located in Group 6 of the periodic table. In this article, we will delve into the story behind its name, properties, and uses.

History of Chromium

Chromium was first discovered in 1780 by French chemist Nicolas Louis Vauquelin. He isolated the metal by heating an oxide sample with charcoal. The element was named chromium due to its ability to form multiple colored compounds, which is derived from the Greek word 'chroma,' meaning color.

Properties of Chromium

Chromium has a melting point of 1907°C and a boiling point of 2671°C, making it a solid metal at room temperature. Its salts are used as pigments due to their ability to form a wide range of colors. The element also forms a thin layer of chromium oxide on its surface, which prevents further reaction with oxygen.

Uses of Chromium

Chromium is widely used in the production of stainless steel and other alloys due to its high shine finish and resistance to corrosion. Its salts are also used as pigments in various industries. Additionally, chromium is used in the manufacture of certain chemicals, such as chromate salts, which have a variety of applications.

Periodic Table

The periodic table was first developed by Russian chemist Dimitri Mendeleev in 1869. The table is arranged according to the atomic mass of each element, with elements that exhibit similar properties grouped together. Chromium is located in Group 6 of the periodic table, along with other transition metals.

In conclusion, chromium is a chemical element with a rich history and diverse applications. Its name originates from its ability to form multiple colored compounds, while its properties make it an ideal material for various industries. From pigments to alloys, chromium plays a significant role in our daily lives, making it an important element in the periodic table.

Get the Facts

For more information on chromium, including its physical data, electron configuration, chemical properties, and aggregation states, visit the official website of the periodic table. This comprehensive resource provides detailed information on each element, including its history, properties, and uses.

Periodic element cr