WebScientific definitions for alum alum [ ăl ′əm ] Any of various crystalline double salts of a trivalent metal (such as aluminum, chromium, or iron) and a monovalent metal (such as potassium or sodium), especially aluminum potassium sulfate. Alum is widely used in industry as a hardener and purifier, and in medicine as an emetic and to stop bleeding. WebAlum yields about 13% alumina (Al 2 O 3) on cotton.Addition of alkali to alum solution produces basic aluminium sulphate, which is used as a mordant. For mordanting 10. kg of cotton, 1 kg of alum and 0.5 kg of sodium hydroxide are dissolved in 200 l of water to give basic aluminium sulphate of required strength.. As stated above, two different methods …
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Web30 Apr 2024 · Antacids are a class of medicines that neutralize acid in the stomach. They contain ingredients such as aluminum, calcium, magnesium, or sodium bicarbonate which act as bases (alkalis) to counteract stomach acid and make its pH more neutral.. pH is a measure of the concentration of hydrogen ions in a solution and this determines how … WebAluminum potassium sulfate belongs to a family of compounds known collectively as the alums. The term alum refers to a double salt that consists of aluminum, the sulfate group (SO 4 ), and one other metal. The presence of two metals, aluminum plus one other metal, accounts for the name double salt. Other common alums are aluminum ammonium ... Web1 Dec 2010 · The scientific name of alum [KAl (SO4)2 • 12H2O] is potassium aluminum sulfate dodecahydrate. SCIENTIFIC NAME OF Aluminium Oxide? Aluminum oxide is the scientific name. As a mineral... sidi wire carbon matt road cycling shoe