e/Catalysis

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has glosseng: A catalyst is something that changes the rate of a chemical reaction. An example is when manganese oxide (MnO2) is added to hydrogen peroxide (H2O2), and the hydrogen peroxide starts to break up into water and oxygen. Catalysts are either of natural or synthetic origin. Catalysts are useful because they leave no residue in the solution they have sped up. A catalyst can also be used in a reaction again and again as it is not used used. There are many biocatalysts in our body which play an important part in many biochemical reactions. These are called enzymes. Most catalysts work by lowering the activation energy of a reaction. This allows less energy to be used, thus speeding up the reaction. The opposite of a catalyst is an inhibitor. Inhibitors slow down reactions. Some of them are found in snake venom and are dangerous for our nervous system or heart.
has glosseng: Catalysis is the process in which the rate of a chemical reaction is changed (either increased or decreased) by means of a chemical substance known as a catalyst. Unlike other reagents that participate in the chemical reaction, a catalyst is not consumed by the reaction itself. The catalyst may participate in multiple chemical transformations. Catalysts that speed the reaction are called positive catalysts. Catalysts that slow down the reaction are called negative catalysts or inhibitors. Substances that increase the activity of catalysts are called promoters and substances that deactivate catalysts are called catalytic poisons.
lexicalizationeng: catalysis
lexicalizationeng: Catalysts
lexicalizationeng: catalyst
subclass of(noun) the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
chemical science, chemistry
Note: 11 other instance(s) ommited in the following list
has instancee/de/Hydrierkatalysatoren
has instancee/de/Platinschwamm
has instancee/de/Taschenofen
has instancee/de/Thiele-Modul
has instancee/de/Zeolith Y
has instancee/de/Zeolithe (Stoffgruppe)
has instancee/Amorphous silica-alumina
has instancee/Catalyst poisoning
has instancee/Catalytic cycle
has instancee/Copper chromite
has instancee/Enzyme engineering
has instancee/Frustrated Lewis pair
has instancee/Heterogeneous catalysis
has instancee/Incipient Wetness Impregnation
has instancee/Lanthanide trifluoromethanesulfonates
has instancee/Lindlar catalyst
has instancee/Mesoporous silicates
has instancee/Noxer block
has instancee/Organocatalysis
has instancee/Palladium on carbon
has instancee/Phase-transfer catalyst
has instancee/Photocatalysis
has instancee/Post-metallocene catalyst
has instancee/Raney nickel
has instancee/Siccative
has instancee/TPP palladium(0)
has instancee/Tetraoctylammonium bromide
has instancee/Transition metal carbene complex
has instancee/Tris(dibenzylideneacetone)dipalladium(0)
has instancee/Wilkinson's catalyst
has instancee/Ziegler-Natta catalyst
has instancee/es/Envenenamiento de un catalizador
has instancee/fr/Amberlyst
has instancee/fr/Catalyseur homogène
has instancee/ja/チーレ数
has instancee/ja/不斉触媒
has instancee/ja/酸化白金
has instancec/ru/Автокаталитические реакции
has instancec/ru/Биокатализ
has instancee/sv/Platinasvamp
Meaning
Arabic
has glossara: التحفيز أو العامل المساعد في الكيمياء والعلم اﻷحياء هو قدرة بعض المواد، التي تسمى حفازات، على زيادة سرعة تفاعل كيميائي وتسريعه دون أن تستهلك من قبله. وتعتبر الإنزيمات عامل مساعد على تنشيط التفاعلات الحيوية في الأحياء.
lexicalizationara: تحفيز
lexicalizationara: حفازات
Aragonese
lexicalizationarg: Catalizadors
Bosnian
has glossbos: Katalizator u hemiji je hemijska supstanca koja ubrzava hemijsku reakciju bez da pri tome bude promjenjena na kraju hemijske reakcije. Katalizatori učestvuju u reakciji ali nisu reaktanti niti proizvodi reakcije koju kataliziraju . U generalnom značenju katalizatorom se smatra sve ono što ubrzava reakciju bez da se sam katalizator pri tome troši ili mjenja (npr. "katalizator političkih promjena"). Djelovanje katalizatora se zasniva na činjenici da oni smanjuju energiju aktivacije reaktanata i time povećavaju brzinu reakcije, pri čemu ne utiču na termodinamičku ravnotežu reakcije. Katalizatori ne utiču na količinu produkata reakcije nego samo ubrzavaju postizanje ravnotežnog stanja.
lexicalizationbos: Katalizatori
lexicalizationbos: katalizator
Bulgarian
has glossbul: Катализата е явление, при което настъпват химични реакции в присъствието на химични вещества, наречени катализатори. Те променят скоростта на химичните реакции, без сами по себе си да търпят значителни качествени и количествени изменения в края на процеса. При каталитичните процеси съществено влияние оказва състоянието на веществата, които участват в реакцията - дали участващите в реакцията вещества са в едно и също агрегатно състояние и обръзуват еднородна смес или не.
lexicalizationbul: Катализатор
lexicalizationbul: катализа
Catalan
has glosscat: En química, un catalitzador (del Grec: καταλύτης, catalytēs), és una substància que incrementa la velocitat d'una reacció química, però que no es consumeix en la reacció.
lexicalizationcat: catalitzador
Czech
has glossces: Katalyzátor (z řeckého καταλύτης katalýtis) je látka, vstupující do chemické reakce, urychluje ji (nebo zpomaluje), a přitom z ní vystupuje nezměněná. Slovo katalyzátor se někdy používá i v přeneseném smyslu pro jakoukoli událost, osobu apod., které přispějí k uskutečnění něčeho (např. „příjemná hudba byla katalyzátorem úspěšného jednání“).
lexicalizationces: katalyzátor
Central Kurdish
lexicalizationckb: کارای یاریدەدەر
Welsh
has glosscym: Mewn Cemeg a Bioleg, catalysis yw'r cyflymiad (cynnydd mewn cyfradd) o adwaith gemegol gan sylwedd a elwir yn gatalydd. Nid yw catalyddion yn cymryd rhan yn yr adwaith ei hun; hynny yw, ni chaent eu treulio yn ystod yr adwaith.
lexicalizationcym: Catalysis
Danish
has glossdan: En katalysator er en substans der accelererer hastigheden, hvormed en kemisk reaktion foregår, uden selv at blive omdannet eller brugt ved reaktionen. En katalysator er derfor medspiller i en reaktion, men er hverken en kemisk reaktant eller et kemisk produkt.
lexicalizationdan: katalysator
German
has glossdeu: Katalysator (von der Katalyse, griechisch, katálysis - Auflösung mit lateinischer Endung) bezeichnet in der Chemie einen Stoff, der die Reaktionsgeschwindigkeit einer chemischen Reaktion beeinflusst, ohne dabei selbst verbraucht zu werden. Dies geschieht durch Herabsetzung der Aktivierungsenergie. Katalysatoren ändern somit die Kinetik chemischer Reaktionen, ohne deren Thermodynamik zu verändern. Sie beschleunigen die Hin- und Rückreaktion gleichermaßen und ändern somit nichts am Gleichgewicht einer Reaktion.
lexicalizationdeu: Katalysator
Modern Greek (1453-)
has glossell: Ορισμός Καταλύτης ονομάζεται μία χημική ουσία που αλλάζει τη ταχύτητα μιας χημικής αντίδρασης χωρίς όμως να μεταβάλλεται η ίδια.
lexicalizationell: καταλύτης
Esperanto
has glossepo: Katalizilo estas materialo, kiu plirapidigas la kemiajn reakciojn kaj kiu ne forkonsumiĝas dum la proceso kaj ne ŝanĝiĝas por daŭro. Oni nomas la katalizilojn de la naturo enzimoj. Ili reguligas la gravajn biokemiajn reagojn.
lexicalizationepo: katalizilo
Estonian
has glossest: Katalüsaator on keemias aine, mis muudab reaktsiooni kiirust, kuid vabaneb pärast reaktsiooni lõppu endises koguses.
lexicalizationest: katalüsaator
Persian
has glossfas: کاتالیزور یا آسان‌گر ماده‌ای را می‌گویند که اگر به مخلوط واکنشی افزوده شود، سرعت رسیدن ماده به حالت تعادل در سیستم را، بدون آنکه خود دستخوش تغییر شیمیایی پایدار شود تغییر می‌دهد و معمولاْ آن‌را افزایش می‌دهد . کاتالیزورها ممکن است همگن یا ناهمگن باشند ولی معیارهای زیر در تمامی آنها صدق می‌کند:
lexicalizationfas: کاتالیزور
Finnish
has glossfin: Katalyytti on aine, joka nopeuttaa kemiallista reaktiota tietyssä lämpötilassa kuitenkaan itse kulumatta reaktiossa. Katalyytti osallistuu kemialliseen reaktioon, mutta ei ole reaktion alku- tai lopputuote.
lexicalizationfin: Katalyytit
lexicalizationfin: Katalyytti
French
has glossfra: La catalyse est laction dune substance appelée catalyseur sur une transformation chimique dans le but de modifier sa vitesse de réaction. Le catalyseur, qui est en général en quantité beaucoup plus faible que les réactifs, nest pas consommé et est retrouvé inchangé à la fin de la réaction. Sil est séparable facilement du milieu réactionnel, il pourra être recyclé dans une nouvelle synthèse.
lexicalizationfra: Catalyseur
lexicalizationfra: catalyse
Galician
has glossglg: Catalizador é unha substancia (composto ou elemento) capaz de acelerar (catalizador positivo) o retardar (catalizador negativo ou inhibidor) unha reacción química, permanecendo el mismo inalterado (non se consume durante a reacción). A este proceso chámaselle catálise. Os catalizadores non alteran o balance enerxético final da reacción química, senón que só permiten que se acade o equilibrio con maior ou menor velocidade.
lexicalizationglg: catalizador
Serbo-Croatian
has glosshbs: Katalizator je hemijska supstancija, koja se dodaje reakcionom sistemu da bi ubrzala reakciju. *Primer
lexicalizationhbs: katalizator
Hebrew
has glossheb: זרז (בלועזית: קטליזטור) הוא חומר המסוגל להאיץ מהלכן של תגובות כימיות. המונח נטבע לראשונה על ידי הכימאי השבדי יונס יעקב ברצליוס כאשר גילה את תופעת הקטליזה ב-1835.
lexicalizationheb: זרז
Hindi
has glosshin: जब किसी रासायनिक अभिक्रिया की गति किसी पदार्थ की उपस्थिति मात्र से बढ जाती है तो इसे उत्प्रेरण (Catalysis) कहते हैं। जिस पदार्थ की उपस्थिति से अभिक्रिया की गति बढ जाती है उसे उत्प्रेरक (catalyst) कहते हैं। उत्प्रेरक अभिक्रिया में भाग नहीं लेता, केवल क्रिया की गति को प्रभावित करता है।
lexicalizationhin: उत्प्रेरण
Croatian
has glosshrv: Katalizatori su tvari koje smanjuju aktivacijsku energiju tvari. To utječe na promjenu brzine tako da se često kaže da su katalizatori tvari koje ubrzavaju kemijske reakcije.
lexicalizationhrv: katalizator
Hungarian
has glosshun: A katalizátor a kémiában egy olyan anyag, ami úgy gyorsít föl (esetleg nagyságrendekkel) egy kémiai reakciót, hogy ő maga annak során nem használódik el. A szó a görög katalüszisz (feloldás) szóból keletkezett, latin végződéssel. A katalizátorok a reakciósebességet növelik. A katalizátorok úgy fejtik ki hatásukat, hogy jelenlétükben a reakciók más úton, alacsonyabb aktiválási energiájú részfolyamatokon keresztül játszódnak le. A katalizátornak gyakran kis mennyisége is elegendő nagy mennyiségű anyag átalakulásának meggyorsításához. Ha a reagáló anyagok és a katalizátor közös fázisban vannak, a katalízist homogén katalízisnek, ha különböző fázisban vannak, heterogén katalízisnek nevezzük. A katalízis során a katalizátor nem változik meg maradandóan.
lexicalizationhun: katalizátor
Ido
has glossido: Katalizo esas chanjo dil rapideso di kemiala reakto per adjuntar mikra substanco-quanteso, quo ipsa ne chanjas dum la reakto o regeneras finale.
lexicalizationido: Katalizivi
lexicalizationido: Katalizo
Interlingua (International Auxiliary Language Association)
has glossina: Un convertitor catalytic o catalysator es designate pro epurar le gases de escappamento de vehiculos que functiona con benzina, le quales constitue alteremente un considerabile menacia al standardes de qualitate del aere in stratas urban congerite e in autostratas.
lexicalizationina: catalysator
Indonesian
has glossind: Katalis adalah suatu zat yang mempercepat laju reaksi reaksi kimia pada suhu tertentu, tanpa mengalami perubahan atau terpakai oleh reaksi itu sendiri (lihat pula katalisis). Suatu katalis berperan dalam reaksi tapi bukan sebagai pereaksi ataupun produk.
lexicalizationind: Katalis
Icelandic
has glossisl: Efnahvatar eru efni sem hjálpa til við efnahvörf með því að lækka orkuþröskuldinn sem þarf til þess að efnahvörf geti átt sér stað. Efnahvörf geta átt sér stað bæði þegar meiri orka kemur inn í kerfi eða þegar orka losnar úr kerfi.
lexicalizationisl: Hvati
Italian
has glossita: Un catalizzatore è una sostanza, fonte o dispositivo che interviene in una reazione chimica aumentandone la velocità ma rimanendo inalterato al termine della stessa.
lexicalizationita: catalizzatore
lexicalizationita: Catalizzatori
Japanese
has glossjpn: 触媒(しょくばい、catalyst)とは、特定の化学反応の反応速度を速める物質で、自身は反応の前後で変化しないものをいう 。また、反応によって消費されても、反応の完了と同時に再生し、変化していないように見えるものも触媒とされる。
lexicalizationjpn: 触媒
Korean
has glosskor: 촉매(觸媒) 촉매(catalyst)란 반응과정에서 소모되지 않으면서 반응속도를 변화시키는 물질을 말한다. 반응이 일어나는 데 필요한 활성화 에너지를 변화시켜 반응속도를 변화시키는 것이 촉매의 역할이다. 활성화 에너지를 낮추어서 반응속도를 높여주는 촉매를 정촉매, 활성화 에너지를 높여 반응속도를 낮추는 촉매를 부촉매라고 한다.
lexicalizationkor: 촉매
Latvian
has glosslav: Katalizators ir viela, kas paātrina vai palēnina kādu ķīmisko reakciju, bet pati šajā reakcijā ķīmiski nemainās. Katalizatorus, kas palēnina ķīmisko reakciju sauc par inhibitoriem. Katalizators samazina reakcijas aktivācijas enerģiju (piem. reakcija var notikt zemākā temperatūrā, nekā bez katalizatora), bet nemaina termodinamiku (rekacijas siltumefekts ar katalizatoru būs tāds pats, kā bez katalizatora)(siltumefekts laika vienībā var atšķirties, jo reakcijas ātrums mainās).
lexicalizationlav: katalizators
Lithuanian
has glosslit: Katalizatorius – medžiaga, kuri sumažina reakcijos aktyvacijos energiją, todėl padedamos katalizatorių gali vykti tos cheminės reakcijos, kurios paprastai nevyksta.
lexicalizationlit: Katalizatoriai
lexicalizationlit: Katalizatorius
Macedonian
has glossmkd: Катализатор е секоја супстанција во хемијата која ги забрзува хемиските реакции, без притоа нејзиното количество при реакцијата да се измени. Хемиските реакции во кој учествува одреден катализатор се наречени реакции на катализа. Во случаи на хомогена катализа, катализаторот стапува во реакција со еден од реактантите (т.е. супстратот) и со него образува меѓупродукт. Дури потоа меѓупродуктот стапува во заемно дејство со другите реактанти за на крајот да се образуваат продукти. При хетерогена катализа, пак, честички од реактантите се атсорбираат на површината на катализаторот, а потоа таму се случува елементарен акт на хемиска трансформација.
lexicalizationmkd: катализатор
Low German
lexicalizationnds: Katalysater
Dutch
has glossnld: Een katalysator is een stof die de snelheid van een bepaalde chemische reactie beïnvloedt zonder zelf verbruikt te worden. Gewoonlijk wordt hiermee een versnelling van de reactiesnelheid bedoeld. In enkele gevallen is er sprake van een vertraging van de reactiesnelheid - dan wordt gesproken van negatief katalytische werking. Soms is het praktisch ondoenlijk om reacties te laten verlopen zonder katalysator: de activeringsenergie is dan dusdanig hoog, dat het zonder katalysator eeuwen zou duren voor de evenwichtstoestand wordt bereikt. Dit is bijvoorbeeld het geval bij verbranding van koolwaterstoffen bij kamertemperatuur. Hoewel het energetisch gunstig is dat suiker reageert met zuurstof, gebeurt dit niet doordat de energiebarrière te hoog is. In het menselijk lichaam wordt suiker echter wel verbrand, met behulp van biologische katalysatoren: enzymen.
lexicalizationnld: Katalysator
Norwegian Nynorsk
has glossnno: Ein katalysator er eit stoff som får ein kjemisk reaksjon til å gå raskare utan at han er med i produktet.
lexicalizationnno: Katalysatorar
lexicalizationnno: katalysator
Norwegian
has glossnor: En katalysator er et stoff som øker hastigheten på en kjemisk reaksjon, uten at det selv (permanent) forandres. Tilstedeværelsen i prosessen åpner en alternativ reaksjonsvei med lavere aktiveringsenergi slik at flere molekyler får tilstrekkelig høy energi for å reagere ved lavere trykk og temperatur enn ellers. Visse katalysatorer kan også endre en reaksjon ved å selektivt påvirke aktiveringsenergiene for ulike komponenter i en blanding.
lexicalizationnor: Katalysatorer
lexicalizationnor: katalysator
Novial
has glossnov: Katalise es li chanjo del rapiditate de kemial reaktione per adi mikri quantitate de substantie kel es nonchanjat after li reaktione.
lexicalizationnov: Katalise
Occitan (post 1500)
has glossoci: En quimia, un catalisador (del grèc: καταλύτης, catalytēs), es una substància quaumenta la velocitat duna reaccion quimica, mas que se consumís pas dins la reaccion.
lexicalizationoci: catalisador
Polish
has glosspol: Katalizator to substancja chemiczna, która dodana do układu obniża energię aktywacji reakcji chemicznej, czego efektem jest wzrost szybkości reakcji chemicznej.
lexicalizationpol: Katalizatory
lexicalizationpol: katalizator
Portuguese
has glosspor: Catalisador é toda e qualquer substância que acelera uma reação, diminuindo a energia de ativação, diminuindo a energia do complexo ativado, sem ser consumido, durante o processo. Um catalisador normalmente promove um caminho (mecanismo) molecular diferente para a reação. Por exemplo, hidrogênio e oxigênio gasosos são virtualmente inertes à temperatura ambiente, mas reagem rapidamente quando expostos à platina, que por sua vez, é o catalisador da reação.
lexicalizationpor: Catalisadores
lexicalizationpor: catalisador
Quechua
has glossque: Katalisachaq icha Katalisatur nisqaqa (catalizador, grigu simimanta κατάλυσις "chulluy") chaqllisinchipi ima ruranakuyta tukuchiq imayaymi, kikintataq manam wakinchaqchu.
lexicalizationque: Katalisachaq
Russian
has glossrus: Катализа́тор — химическое вещество, ускоряющее реакцию, но не входящее в состав продуктов реакции . Количество катализатора, в отличие от других реагентов, после реакции не изменяется. Обеспечивая более быстрый путь для реакции, катализатор реагирует с исходным веществом, получившееся промежуточное соединение подвергается превращениям и в конце расщепляется на продукт и катализатор. Затем катализатор снова реагирует с исходным веществом, и этот каталитический цикл многократно (до миллиона раз) повторяется.
lexicalizationrus: катализатор
lexicalizationrus: катализ
Slovak
has glossslk: Katalyzátor (z gréckeho katálysis = rozpustenie + -tor) je v chémii látka, pridávaná v malom množstve do chemickej reakcie, ktorá vyvoláva alebo ovplyvňuje (urýchľuje) chemickú reakciu, ale ktorá sama pritom ostane nezmenená (teda sa neviaže v produkte reakcie).
lexicalizationslk: Katalyzátor
Castilian
has glossspa: La catálisis es el proceso por el cual se aumenta o disminuye la velocidad. Por ejemplo, los que reducen la velocidad de la reacción son denominados “catalizadores negativos” o inhibidores . A su vez, las sustancias que aumentan la actividad de los catalizadores son denominados catalizadores positivos o promotores, y las que los desactivan son denominados venenos catalíticos.
lexicalizationspa: Catalisis
lexicalizationspa: Catalizadores
lexicalizationspa: Catalizador
lexicalizationspa: catálisis
Albanian
has glosssqi: Katalizatori është lënda e cila përdoret për ta përshpejtuar, për të ngadalësuar ose dhe për të ndryshuar rrjedhën e një reaksioni kimik, por që vetë nuk pëson asnjë ndryshim.
lexicalizationsqi: Katalizatori
Serbian
lexicalizationsrp: катализатор
Saterfriesisch
has glossstq: Aan Katalysator is n Stof, die truch Minderenge fon juu Aktivierengsenergie n Ienfloud ap juu Gauegaid fon ne chemiske Reaktion häd, man säärm gans uunferannerd bääte uut juu Reaktion wier hääruut kumt.
lexicalizationstq: Katalysator
Sundanese
has glosssun: Katalis nyaéta hiji zat nu ngaronjatkeun laju hiji réaksi kimia, dina suhu nu tangtu, tanpa teu kabawa robah atawa kahakan ku réaksina (tempo ogé katalisis). Katalis aub na réaksi, tapi lain mangrupa réaktan atawa produk kimia.
lexicalizationsun: katalis
Swedish
has glossswe: En katalysator är ett ämne som utan att själv förbrukas ändrar kinetiken hos en termodynamiskt tillåten kemisk reaktion genom att öppna en alternativ reaktionsväg med lägre aktiveringsenergi så att fler partiklar har tillräckligt hög energi för att kunna reagera. På detta sätt accelererar en katalysator reaktionen så att den kan utföras vid lägre temperatur och tryck. En katalysator kan också påverka reaktionens selektivitet genom att minska de olika aktiveringsenergierna i ett reaktionsnätverk olika mycket. Sammantaget kan man säga att en katalysator påskyndar en kemisk reaktion.
lexicalizationswe: Katalysatorer
lexicalizationswe: Katalysator
Tamil
has glosstam: வினைவேக மாற்றி (Catalyst) ஒரு வேதியியல் மாற்றத்தில் ஒரு துவக்க வேதிப்பொருளாகவோ முடிவுப் பொருளாகவோ இல்லாமல் சில குறிப்பிட்ட வெப்ப அளவில் வேதியியல் மாற்றத்தின் வேகத்தினை கூடுதலாக்கும் பண்புடையது.
lexicalizationtam: வினைவேக மாற்றி
Telugu
has glosstel: జీవ చర్యలో పాల్గొంటూ తాము ఎటువంటి మార్పు చెందకుండా చర్యను ప్రేరేపించే పదార్ధాలను ఉత్ప్రేరకాలు (Catalysts) అంటారు.
lexicalizationtel: ఉత్ప్రేరకాలు
Thai
has glosstha: ตัวเร่งปฏิกิริยา คือ วัตถุที่เพิ่มเข้าไปในในปฏิกิริยาแล้วทำให้ปฏิกิริยาเกิดเร็วขึ้น แต่ไม่มีผลต่อผลิตภัณฑ์เมื่อสิ้นสุดปฏิกิริยาเช่น การใส่ยีสต์ในการหมักเหล้าเพื่อเร่งปฏิกิริยา มีทั้งตัวเร่งปฏิกิริยาทางเคมี เช่น โลหะ และตัวเร่งปฏิกิริยาทางชีวภาพ เช่นเอนไซม์
lexicalizationtha: ตัวเร่งปฏิกิริยา
Turkish
has glosstur: Katalizör (Yunancadan κατάλυσις = çözülme), kimyevi bir tepkimenin hızını arttıran veya yavaşlatan maddeler. Katalizör terimi, 1835te İsveçli kimyacı Jöns Jakob Berzelius tarafından ilk defa kullanıldı. Berzelius, katalizörün tepkimeye giren maddelerin bağlarını çözecek şekilde tesir ettiğini ve böylece tepkimenin daha hızlı bir şekilde meydana gelmesine yardım ettiğini kabul etti. Bazı katalizörler tepkimenin hızını yavaşlatır. Bunlara negatif katalizör denir. Buna rağmen katalizörlerin çoğu tepkime hızını arttırır ve tepkime hızını arttıran katalizörlere de pozitif katalizör denir.
lexicalizationtur: Katalizörler
lexicalizationtur: Katalizör
lexicalizationtur: kataliz
Ukrainian
has glossukr: Каталіза́тор — речовина, яка змінює швидкість хімічних реакцій, а сама після реакції залишається хімічно незмінною і в тій же кількості, що й до реакції.
lexicalizationukr: каталізатор
Chinese
has glosszho: 催化剂又称触媒,是參與化學反應而不會在反應过程中发生质量变化或化学性质的变化,作用是改变化學反應的速率的物質。例如二氧化锰可以作為过氧化氢(双氧水)分解的催化剂。
lexicalizationzho: 催化剂
Media
media:img750px-Activation energy rus copy.jpg
media:imgActivation energy fr.svg
media:imgActivation energy.svg
media:imgAufgeschnittener Metall Katalysator für ein Auto.jpg
media:imgCarbonic anhydrase reaction in tissue.svg
media:imgCatalizzatore al Rodio.png
media:imgCatalysisScheme.png
media:imgCrabtree.png
media:imgDiagramma attivazione.svg
media:imgEgni Actifadu.PNG
media:imgHeterogeneous cat.JPG
media:imgHydrogenation on catalyst.png
media:imgNeuraminidase Ribbon Diagram.jpg
media:imgPot catalytique vue de la structure.jpg
media:imgPotential energy profile-Catalysis DE.svg
media:imgProfil katalis.png
media:imgProfil éntalpi.png
media:imgReakcioni dijagram katalizirane i nekatalizirane reakcije.jpg

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