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Словарный запас для IELTS Academic (Оценка 8-9) - Chemistry

Здесь вы выучите некоторые английские слова, связанные с химией, которые необходимы для академического экзамена IELTS.

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Vocabulary for Academic IELTS (8)
solute
solute
[существительное]

a substance that is dissolved in a solvent, resulting in a solution

растворённое вещество, растворённый компонент

растворённое вещество, растворённый компонент

Ex: In saltwater, salt (NaCl) is the solute that dissolves in water, the solvent. 
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reactant
reactant
[существительное]

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

реагент

реагент

Ex: In photosynthesis, carbon dioxide (CO₂) and water (H₂O) are the reactants that, in the presence of sunlight, produce glucose (C₆H₁₂O₆) and oxygen (O₂). 
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catalyst
catalyst
[существительное]

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

катализатор

катализатор

Ex: Enzymes are naturally occurring biological catalysts that allow complex metabolic reactions to proceed efficiently in living cells. 
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catalysis
catalysis
[существительное]

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

катализ, каталитическое ускорение

катализ, каталитическое ускорение

Ex: Enzymatic catalysis plays a key role in biological processes, including the synthesis and breakdown of biomolecules in living organisms. 
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covalent bond
covalent bond
[существительное]

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

ковалентная связь, ковалентная связь атомов

ковалентная связь, ковалентная связь атомов

Ex: Covalent bonds are like atoms sharing electron hugs to stick together. 
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isomer
isomer
[существительное]

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

изомер, изомерное соединение

изомер, изомерное соединение

Ex: Propanol and isopropanol are isomers, sharing the same molecular formula but differing in the arrangement of their atoms. 
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polymer
polymer
[существительное]

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

полимер, макромолекула

полимер, макромолекула

Ex: Polyethylene is a common polymer used in the production of plastic bags, bottles, and various packaging materials. 
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monomer
monomer
[существительное]

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

мономер, молекула мономера

мономер, молекула мономера

Ex: Ethylene is a monomer that polymerizes to form polyethylene, a widely used plastic. 
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hydrocarbon
hydrocarbon
[существительное]

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

углеводород, соединение водорода и углерода

углеводород, соединение водорода и углерода

Ex: Methane (CH₄) is the simplest hydrocarbon, belonging to the alkane group. 
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ester
ester
[существительное]

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

эфир, химический эфир

эфир, химический эфир

Ex: Ethyl acetate, an ester, is commonly used as a solvent in nail polish removers. 
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aldehyde
aldehyde
[существительное]

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

альдегид, карбонильное соединение

альдегид, карбонильное соединение

Ex: Acetaldehyde is an aldehyde with a fruity odor, often used in the synthesis of chemicals. 
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alcohol
alcohol
[существительное]

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

спирт, этанол

спирт, этанол

Ex: Ethanol is the alcohol found in alcoholic beverages and is commonly used as a solvent. 
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ketone
ketone
[существительное]

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

кетон, карбонильное соединение

кетон, карбонильное соединение

Ex: Acetone is a common ketone widely used as a solvent and nail polish remover. 
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oxidation-reduction
oxidation-reduction
[существительное]

a chemical reaction where electrons are transferred between substances

окислительно-восстановительная реакция, реакция окисления-восстановления

окислительно-восстановительная реакция, реакция окисления-восстановления

Ex: The combustion of wood is an oxidation-reduction reaction where wood undergoes oxidation, producing carbon dioxide and water. 
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molarity
molarity
[существительное]

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

молярность, молярная концентрация

молярность, молярная концентрация

Ex: A solution with a molarity of 0.5 M means there are 0.5 moles of solute in each liter of the solution. 
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electrolyte
electrolyte
[существительное]

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

электролит, электролитическое вещество

электролит, электролитическое вещество

Ex: Sodium chloride (NaCl) is a common electrolyte that dissociates into sodium ions (Na⁺) and chloride ions (Cl⁻) in solution. 
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enthalpy
enthalpy
[существительное]

a thermodynamic quantity representing the total heat content of a system, commonly denoted as H

энтальпия, теплосодержание

энтальпия, теплосодержание

Ex: In an exothermic reaction, the enthalpy change (ΔH) is negative, indicating a release of heat to the surroundings. 
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entropy
entropy
[существительное]

a thermodynamic measure of the degree of disorder or randomness in a system, denoted by S

энтропия, термодинамический беспорядок

энтропия, термодинамический беспорядок

Ex: When ice melts into water at a higher temperature, the entropy of the system increases. 
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colloid
colloid
[существительное]

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

коллоид, коллоидная дисперсия

коллоид, коллоидная дисперсия

Ex: Fog consists of small water droplets dispersed in the air, forming a colloid. 
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corrosion
corrosion
[существительное]

the gradual destruction of materials by chemical reaction, usually of metals

коррозия

коррозия

Ex: The pipes in the old house were heavily damaged by corrosion, resulting in leaks throughout the plumbing system. 
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alkali
alkali
[существительное]

any water-soluble compound that can turn litmus blue and reacts with an acid to form a salt and water

щелочь

щелочь

Ex: Sodium hydroxide is a strong alkali commonly used in soap making. 
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