Alkali - Wikipedia In chemistry, an alkali ( ˈælkəlaɪ ⓘ; from the Arabic word al-qāly, القالِي) is a basic salt of an alkali metal or an alkaline earth metal An alkali can also be defined as a base that dissolves in water
Alkali | Chemical Compound, Properties Uses | Britannica Alkali, any of the soluble hydroxides of the alkali metals—i e , lithium, sodium, potassium, rubidium, and cesium Alkalies are strong bases that turn litmus paper from red to blue; they react with acids to yield neutral salts; and they are caustic and in concentrated form are corrosive to organic
ALKALI Definition Meaning - Merriam-Webster The meaning of ALKALI is a soluble salt obtained from the ashes of plants and consisting largely of potassium or sodium carbonate; broadly : a substance (such as a hydroxide or carbonate of an alkali metal) having marked basic properties
Alkali - chemeurope. com In chemistry, an alkali (from Arabic: Al-Qaly القلي, القالي ) is a basic, ionic salt of an alkali metal or alkaline earth metal element Alkalis are best known for being bases (compounds with pH greater than 7) that dissolve in water
Alkali metal | Definition, Properties, Facts | Britannica Alkali metal, any of the six elements of Group 1 (Ia) of the periodic table—lithium, sodium, potassium, rubidium, cesium, and francium The alkali metals are so called because reaction with water forms alkalies (i e , strong bases capable of neutralizing acids)
Alkali - Simple English Wikipedia, the free encyclopedia In chemistry, an alkali is an aqueous (from water) solution with a pH value of more than seven The word 'alkali' comes from the Arabic 'qali' meaning 'from the ashes' since ashes mixed with water used as cleaning products (such as soaps) are made of alkali materials