Chemistry

reactant

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/rɪæk.tənt/ or /riāk.tēnt/

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(reaktáns)

reakcióképző

a substance that takes part in and undergoes a chemical reaction, leading to the formation of new products

catalyst

Főnév

/kæ.tə.ləst/ or /kā.tē.lēst/

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(katalizátor anyag)

katalizátor

(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself

catalysis

Főnév

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(katalizátorhatás)

katalízis

the acceleration or facilitation of a chemical reaction by a substance (catalyst) that remains unchanged at the end of the reaction

covalent bond

Főnév

/kˈoʊveɪlənt bˈɑːnd/

(kovalens kapcsolat)

kovalens kötés

a chemical bond where atoms share electrons to form a stable molecule

isomer

Főnév

/aɪ.sə.mɜr/ or /ai.sē.mēr/

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(izomeria)

izomer

any of two or more compounds having the same molecular formula but different arrangements of atoms and, consequently, different properties

polymer

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(polimerek (nagy molekulák))

polimerek

a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure

monomer

Főnév

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(monomerek)

monomer

a molecule that can chemically bond with other molecules to form a polymer

hydrocarbon

Főnév

/haɪd.roʊ.kɑr.bən/ or /haid.rooo.kaar.bēn/

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(hidrogén-szén vegyület)

szénhidrogén

a compound composed of hydrogen and carbon atoms, with the simplest form being alkanes, alkenes, or alkynes

ester

Főnév

/ɛs.tɜr/ or /es.tēr/

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(észtercsoport)

észter

a chemical compound derived from the reaction between an alcohol and an organic acid, typically with the elimination of water

aldehyde

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/æl.dɪ.haɪd/ or /āl.di.haid/

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(aldehid)

aldehid

an organic compound with a carbonyl group (C=O) bonded to a hydrogen atom and another carbon atom, commonly found in essential oils and used in various chemical processes

alcohol

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/æl.kə.hɑl/ or /āl.kē.haal/

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(alkoholtartalmú vegyület)

alkohol

a compound with a hydroxyl group (-OH) attached to a carbon atom, widely used as solvents, fuels, and in pharmaceutical and chemical synthesis

ketone

Főnév

/ki.toʊn/ or /ki.tooon/

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(keto)

keton

an organic compound with a carbonyl group (C=O) bonded to two carbon atoms, commonly found in solvents, pharmaceuticals, and flavorings

oxidation-reduction

Főnév

/ˌɑːksɪdˈeɪʃənɹɪdˈʌkʃən/

(redox reakció)

oxidáció-redukció

a chemical reaction where electrons are transferred between substances

molarity

Főnév

/moʊ.læ.rɪ.ti/ or /mooo.lā.ri.ti/

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(moláris koncentráció)

molaritás

the concentration of a solute in a solution, measured in moles per liter (mol/L or M)

electrolyte

Főnév

/ɪ.lɛkt.rɑ.laɪt/ or /i.lekt.raa.lait/

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(ionosító anyag)

elektrolit

a substance that, when dissolved in a solution, produces ions and enables the conduction of electric current

colloid

Főnév

/kɑ.lɔɪd/ or /kaa.lawid/

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(kolloidális keverék)

kolloid

a mixture where small particles of one substance are evenly dispersed in another substance, typically intermediate in size between solution and suspension particles

alkali

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/æl.kə.laɪ/ or /āl.kē.lai/

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(lúgos anyag)

alkáli

any substance with a pH of more than seven that neutralizes acids creating salt and water

ammonia

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/ə.moʊn.jə/ or /ē.mooon.yē/

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(hidrogén-nitrid)

ammónia

a gas with a strong smell that dissolves in water to give a strongly alkaline solution

alloy

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(ötvözet (kémiai értelemben))

ötvözet

a combination of two or more metals, creating a metal that is usually stronger or more resistant

halogen

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(halogén elem)

halogén

a type of chemical element found in Group 17 of the periodic table, known for being highly reactive and commonly used in disinfectants and lights

isotope

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/aɪ.sə.toʊp/ or /ai.sē.tooop/

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(izotópok)

izotóp

each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, leading to variation in atomic mass

noble gas

Főnév

/nˈoʊbəl ɡˈæs/

(noblegáz)

nemesgáz

any of the elements in Group 18 of the periodic table, including helium, neon, argon, krypton, xenon, and radon, characterized by their inert nature and stable electron configurations

emulsion

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(emulzálószer)

emulzió

a mixture of two liquids where tiny droplets of one are evenly dispersed in the other, like oil in water

half-life

Főnév

/hˈæf lˈaɪf/

(felezési idő)

félig élet

the time required for half of a quantity of a substance to undergo a change or decay, typically in the context of radioactive decay or chemical reactions

depleted uranium

Főnév

/dɪplˈiːɾᵻd jʊɹˈeɪniəm/

(depléciós urán)

dúsított urán

a type of uranium that has most of its more radioactive isotopes removed, primarily used for armor-piercing ammunition and shielding

solvent

Főnév

/sɑl.vənt/ or /saal.vēnt/

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(oldó)

oldószer

a liquid that is capable of dissolving another substance

charged

melléknév

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(elektromos töltésű)

töltött

having an electric charge