- catalyst poisons
- • катализаторна отрова
English-Bulgarian polytechnical dictionary . 2013.
catalyst poisons
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catalyst — /kat l ist/, n. 1. Chem. a substance that causes or accelerates a chemical reaction without itself being affected. 2. something that causes activity between two or more persons or forces without itself being affected. 3. a person or thing that… … Universalium
Catalyst poisoning — refers to the effect that a catalyst can be poisoned if it reacts with another compound that bonds chemically (similar to an inhibitor) but does not release, or chemically alters the catalyst. This effectively reduces the usefulness of the… … Wikipedia
catalyst poison — ▪ chemistry substance that reduces the effectiveness of a catalyst in a chemical reaction. In theory, because catalysts are not consumed in chemical reactions, they can be used repeatedly over an indefinite period of time. In practice,… … Universalium
Lindlar catalyst — Chembox new Name = Lindlar catalyst ImageFile = Lindlar eng.png ImageName = OtherNames = Palladium on calcium carbonate, poisoned Section1 = Chembox Identifiers CASNo = 7440 05 3 RTECS = Section2 = Chembox Properties Formula = not a compound… … Wikipedia
Catalysis — Catalyst redirects here. For other uses, see Catalyst (disambiguation). Solid heterogeneous catalysts such as in automobile catalytic converters are plated on structures designed to maximize their surface area … Wikipedia
catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… … Universalium
Catalytic converter — A catalytic converter (colloquially, cat or catcon ) is a device used to reduce the toxicity of emissions from an internal combustion engine. First widely introduced on series production automobiles in the US market for the 1975 model year to… … Wikipedia
transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with … Universalium
poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… … Universalium
Hydrogenation — |date=1996|location=Washington, D.C.|pages=429|id=ISBN 0 8412 3344 6] Because of the importance of hydrogen, many related reactions have been developed for its use. Most hydrogenations use gaseous hydrogen (H2), but some involve the alternative… … Wikipedia
Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but … Wikipedia
