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Chromium - Wikipedia
https://en.wikipedia.org/wiki/Chromium
Chromium is a chemical element; it has symbol Cr and atomic number 24. It is the first element in group 6. It is a steely-grey, lustrous, hard, and brittle transition metal. Chromium metal is valued for its high corrosion resistance and hardness. A major development in steel production was the discovery that steel … See more
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Chromium | Uses, Properties, & Facts | Britannica
https://www.britannica.com/science/chromium
chromium (Cr), chemical element of Group 6 (VIb) of the periodic table, a hard steel-gray metal that takes a high polish and is used in alloys to increase strength and corrosion resistance. Chromium was discovered (1797) by the French chemist Nicolas-Louis Vauquelin and isolated as the metal a year later; it was named for its multicoloured compound...
chromium (Cr), chemical element of Group 6 (VIb) of the periodic table, a hard steel-gray metal that takes a high polish and is used in alloys to increase strength and corrosion resistance. Chromium was discovered (1797) by the French chemist Nicolas-Louis Vauquelin and isolated as the metal a year later; it was named for its multicoloured compound...
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Chromium - Element information, properties and uses | Periodic …
https://www.rsc.org/periodic-table/element/24/chromium
webChromium is an essential trace element for humans because it helps us to use glucose. However, it is poisonous in excess. We take in about 1 milligram a day. Foods such as …
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Facts About Chromium | Live Science
https://www.livescience.com/29194-chromium.html
webNov 15, 2017 · Chromium is a transition metal in Group 6 on the Periodic Table of Elements. In its pure form, chromium is a silvery, …
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Chromium, Chemical Element - reaction, water, uses, …
http://www.chemistryexplained.com/elements/A-C/Chromium.html
webCr. ATOMIC NUMBER. 24. ATOMIC MASS. 51.996. FAMILY. Group 6 (VIB) Transition metal. PRONUNCIATION. CRO-mee-um. Discovery and naming. Chromium was discovered in a mineral known as Siberian red lead. The …
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Physical Properties of the Element Chromium - ThoughtCo
https://www.thoughtco.com/chromium-element-facts-606519
webJul 3, 2019 · Chromium is element atomic number 24 with element symbol Cr. Chromium Basic Facts. Chromium Atomic Number: 24. Chromium Symbol: Cr. Chromium Atomic …
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Chromium Definition, Facts, Symbol, Discovery, …
https://www.chemistrylearner.com/chromium.html
webChromium (pronunciation: KROH-mee-em) is a brittle, lustrous, silvery element belonging to the group of transition metals in the periodic table, and it is represented by the chemical symbol Cr [1, 2, 3]. It is highly valued for …
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Chromium - Periodic Table of Elements and Chemistry
https://www.chemicool.com/elements/chromium.html
webChromium metal is an essential trace element, but hexavalent chromium Cr(VI) is very toxic and carcinogenic. Characteristics: Chromium is a silver, lustrous, very hard metal that can take a high mirror polish. It is also …
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Chromium (Cr) - Periodic Table
https://periodictable.chemicalaid.com/element.php/Cr?lang=en
webChromium is the 24th element in the periodic table and has a symbol of Cr and atomic number of 24. It has an atomic weight of 51.9961 and a mass number of 52. Chromium …
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chromium summary | Britannica
https://www.britannica.com/summary/chromium
webchromium, Metallic chemical element, one of the transition element s, chemical symbol Cr, atomic number 24. A hard, steel-gray metal that takes a high polish, it is used in alloys …
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