It is a relatively dense metal, with a density of 7.19 grams per cubic centimeter. Chromium Atomic Weight and DensityĬhromium has an atomic weight of 51.9961 atomic mass units. This element was first discovered in the late 18th century by the French chemist Louis-Nicolas Vauquelin. Its atomic number is 24, indicating that it has 24 protons in its nucleus. The symbol for chromium is Cr, derived from the Greek word “chroma,” meaning color. Chromium exhibits a range of interesting chemical properties that make it useful in various applications. It is a transition metal that belongs to Group 6 of the periodic table. Chromium Chemical PropertiesĬhromium is a chemical element with the symbol Cr and atomic number 24. We will also explore the role of chromium in redox reactions and its applications in different industries, such as the production of chromate pigments, chromate conversion coatings, and chromate corrosion inhibitors. In the next sections, we will delve deeper into chromium’s chemical composition, oxidation states, corrosion resistance, reactivity, and other fascinating aspects of its coordination chemistry, electron configuration, and catalytic activity. These oxidation states allow chromium to form a variety of compounds and participate in various chemical reactions. Chromium exhibits multiple oxidation states, with the most common being +2, +3, and +6. The element’s position on the periodic table reflects its unique chemical properties and reactivity. Chromium has an atomic mass of 51.9961 atomic mass units (amu) and an electron configuration of 3d⁵ 4s¹.
It belongs to the d-block and is classified as a metal. Chromium’s Position on the Periodic TableĬhromium is situated in Group 6 (or Group VI-B) of the periodic table, along with other transition metals such as molybdenum and tungsten. Chromium can also be found in small amounts in minerals such as ferrochromite, crocoite, and chromite. Other significant sources include Zimbabwe, Finland, and Brazil.
The largest deposits of chromite ore are located in South Africa, Kazakhstan, India, and Turkey. Where is Chromium Found?Ĭhromium is found naturally in the Earth’s crust, typically in the form of chromite ore. Chromium is widely used in various industries due to its exceptional chemical properties. It is a hard, lustrous, and silvery metal that is resistant to corrosion. What is Chromium?Ĭhromium is a transition metal with the atomic number 24 and the symbol Cr. In this section, we will explore what chromium is, where it is found, and its position on the periodic table. Chromium is a chemical element that is known for its unique properties and wide range of applications.
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