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Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations Na + and hydroxide anions OH −. Sodium hydroxide is a highly corrosive base and alkali that decomposes lipids and proteins at ambient temperatures and may cause severe chemical ...
- NaOH
- 39.9971 g/mol
- 323 °C (613 °F; 596 K)
- 418 g/L (0 °C), 1000 g/L (25 °C), 3370 g/L (100 °C)
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.
- The Editors of Encyclopaedia Britannica
Modify: 2024-04-27. Description. At room temperature, sodium hydroxide is a white crystalline odorless solid that absorbs moisture from the air. It is a manufactured substance. When dissolved in water or neutralized with acid it liberates substantial heat, which may be sufficient to ignite combustible materials.
In cosmetics, this inorganic compound is used as a buffering agent. It can also control the pH levels. The pH of sodium hydroxide is 13. Sodium hydroxide is sometimes known as caustic soda. It’s a frequent ingredient in cleaning products and soaps. Sodium hydroxide is a white, odourless substance at room temperature.
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- Why is sodium hydroxide toxic?Humans can be exposed during the manufacture of sodium hydroxide and in the handling of sodium hydroxide as a solid or concentrated solution. Sodiu...
- Is sodium hydroxide a salt?Caustic soda (sodium hydroxide) is an alkali salt which is also called Lye. It is the common name of sodium hydroxide. This name is given due to th...
- What is the sodium hydroxide solution used for?Sodium hydroxide is used in the manufacture of soaps and a range of detergents used in homes and business applications. NaOH is used for the produc...
- Is sodium hydroxide good for your skin?Concentrated sodium hydroxide, when swallowed, is a strong irritant and corrosive to the skin, hair, breathing tract and digestive system. Sodium h...
- What is the importance of sodium hydroxide?A metallic caustic base is sodium hydroxide (NaOH), also known as lye or caustic soda. An alkali, caustic soda is commonly used in many industries,...
- Is sodium hydroxide soluble in ethanol?Pure sodium hydroxide is a colourless crystalline solid which melts without decomposition at 318 ° C (604 ° F) and boils at 1,388 ° C (2,530 ° F)....
- Why is sodium hydroxide used in soap?It is not used for shaving, it is used for soap production. Oil and fat triglycerides react with sodium hydroxide to form fatty acid glycerol and s...
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Introduction to Sodium Hydroxide. Sodium hydroxide, also widely recognized as caustic soda or lye, is an inorganic chemical compound with the formula NaOH. This compound is one of the most basic industrial chemicals used across various industries. In its pure form, sodium hydroxide appears as a white, solid crystalline substance that readily ...
Aug 23, 2019 · A pure substance is a form of matter that has a constant composition and properties that are constant throughout the sample. Mixtures are physical combinations of two or more elements and/or compounds. Mixtures can be classified as homogeneous or heterogeneous. Elements and compounds are both examples of pure substances.
Jul 14, 2023 · An inorganic compound with the chemical formula NaOH is sodium hydroxide, also known as lye and caustic soda. The substance in question is a solid ionic compound characterized by its white color. It comprises sodium cations (Na + ) and hydroxide anions (OH – ).
