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Nov 18, 2023 · Sodium hydroxide is an odorless hygroscopic white solid. Due to its hygroscopic nature, sodium hydroxide will readily absorb enough water from the air to dissolve itself; for this reason, samples are hard to weigh accurately in dry form and standardized solutions are often used for more precise chemistry. The dissolution of sodium hydroxide ...
氢氧化钠. [OH-]. [Na+] 若非注明，所有数据均出自 标准状态（25 ℃，100 kPa） 下。. 氫氧化鈉 （sodium hydroxide）又称 苛性钠 （caustic soda），俗称 碱液 （lye）、 片鹼 、 火碱 、 烧碱 、 液碱 等， 化學式 為NaOH，是一種具有高 腐蝕性 的強 鹼 ，一般為白色片狀或顆 ...
sodium hydroxide (NaOH), a corrosive white crystalline solid that contains the Na + ( sodium) cation and the OH − ( hydroxide) anion. It readily absorbs moisture until it dissolves. Sodium hydroxide is the most widely used industrial alkali and is often used in drain and oven cleaners. It is highly corrosive to animal and vegetable tissue.
Sodium ethoxide, also referred to as sodium ethanolate, is the ionic, organic compound with the formula CH3CH2ONa, C 2 H 5 O Na, or NaOEt (Et = ethyl ). It is a white solid, although impure samples appear yellow or brown. It dissolves in polar solvents such as ethanol. It is commonly used as a strong base. [2]
Natriumhydroxid, Na OH, är ett vitt, fast ämne som är en Arrheniusbas, det vill säga ger ifrån sig hydroxidjoner (OH -) i vattenlösning. OH - är en stark Brønsted-Lowry-bas, så vattenlösningar av natriumhydroxid, som kallas natronlut eller bara lut, är starkt frätande. Natriumhydroxid är mycket lättlösligt i vatten.
For commercial use, sodium formate is produced by absorbing carbon monoxide under pressure in solid sodium hydroxide at 130 °C and 6-8 bar pressure: [1] CO + NaOH → HCO 2 Na. Because of the low-cost and large-scale availability of formic acid by carbonylation of methanol and hydrolysis of the resulting methyl formate, sodium formate is ...
Sodium methoxide can be used as a drying agent in organic synthesis, taking advantage of its ability to react with water and form methanol and sodium hydroxide. When added to organic solvents or reaction mixtures, sodium methoxide can effectively remove trace amounts of water, helping to maintain anhydrous conditions for sensitive reactions.
