| alkaloid |
A naturally occuring organic compound containing nitrogen that acts as a base. Many alkaloids are physiologically active and can be used in small quantities as medicines, but if taken in larger doses they can be extremely poisonous. An example is caffeine.
출처: www.ch.ic.ac.uk/vchemlib/mol/glossary/
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| alkali |
any substance that in solution gives a pH of greater than 7.0. Lye (potassium hydroxide or sodium hydroxide), baking soda (sodium bicarbonate), and lime (calcium oxide or calcium hydroxide) are examples of alkalis.
출처: www.chamisamesa.net/glossa.html
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| alkyne |
A group of hydrocarbons with the general formula C n H (2n-2) . Alkynes contain at least one carbon-carbon triple bond; common examples include ethyne also known as acetylene.
출처: www.visionlearning.com/library/pop_glossary_term.p...
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| alkaline |
A water condition which has a pH higher than 7.0.
출처: www.aqualink.com/basic/zglossa.html
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| alkaline |
The condition of water or soil which contains a sufficient amount of alkali substance to raise the pH above 7.0.
출처: www.e11th-hour.org/resources/backgrounders/environ...
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