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2019-06-26
更新時(shí)間:2024-04-21 05:43作者:小編
?堿(jiǎn)是一種化學(xué)物質(zhì),具有堿性的性質(zhì)。它通常指的是氫氧化物或碳酸鹽等化合物,在水溶液中能夠產(chǎn)生氫離子的化合物。
How to pronounce: jiǎn [d?i?n]
1. In chemistry, bases are substances that can neutralize acids and have a pH greater than 7.
2. In everyday language, bases are often referred to as alkaline substances.
1. The cleaning product contains a high concentration of alkali, which helps to remove stubborn stains.
這種清潔產(chǎn)品含有高濃度的堿,可以幫助去除頑固污漬。
2. The soil in this area is alkaline, making it suitable for growing certain types of plants.
這個(gè)地區(qū)的土壤是堿性的,適合種植某些類型的植物。
1. Alkali: another term for base, used more commonly in chemistry.
2. Lye: a strong alkali used in soap-making and other industrial processes.
3. Caustic: a strong chemical base that can cause burns or corrosion.
4. Basic: having a pH greater than 7; can also refer to something simple or fundamental.
5. Alkaline: having a pH greater than 7; often used to describe substances or environments.
In summary, the term "base" refers to a chemical substance with alkaline properties that can neutralize acids and has a pH greater than 7. It is commonly used in chemistry and everyday language to describe substances with these characteristics. Synonyms for base include alkali, lye, caustic, basic, and alkaline. It is important to note that bases can be dangerous and should be handled with caution.