pattern

Přírodní Vědy SAT - Chemické látky a vlastnosti

Zde se naučíte několik anglických slov souvisejících s chemickými látkami a vlastnostmi, jako je „fyziologický roztok“, „vyrovnávací paměť“ atd., která budete potřebovat k tomu, abyste zvládli své SAT.

review-disable

Revize

flashcard-disable

Kartičky

spelling-disable

Pravopis

quiz-disable

Kvíz

Začněte se učit
SAT Vocabulary for Natural Sciences
catalyst
[Podstatné jméno]

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

katalyzátor, zrychlovač

katalyzátor, zrychlovač

Ex: In the Haber process , iron is used as catalyst to promote the synthesis of ammonia from nitrogen and hydrogen gases .
buffer
[Podstatné jméno]

a solution containing a weak acid and its conjugate base, or a weak base and its conjugate acid, which maintains a stable pH when small amounts of acid or base are added

pufr, pufrový roztok

pufr, pufrový roztok

Ex: Buffers play a significant role in biochemical research by providing a controlled environment for reactions .
reactant
[Podstatné jméno]

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

reaktant, reagens

reaktant, reagens

Ex: When iron reacts with sulfur , reactants are iron and sulfur .
reagent
[Podstatné jméno]

a substance or compound used in a chemical reaction to detect, examine, or produce other substances

reagens, chemikálie

reagens, chemikálie

Ex: Reagents vary widely in their properties and are selected based on their compatibility with the reaction conditions and desired outcome .
noble gas
[Podstatné jméno]

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

noble plyn, vzácný plyn

noble plyn, vzácný plyn

Ex: noble gas configuration is characterized by a full outer electron shell , contributing to the stability and lack of reactivity .
inert gas
[Podstatné jméno]

a group of non-reactive gases that typically exhibit low chemical reactivity due to their stable electron configurations

inertní plyn, vzácný plyn

inertní plyn, vzácný plyn

Ex: Deep-sea divers breathe a mixture of oxygen inert gases like helium to prevent nitrogen narcosis at great depths .
halogen
[Podstatné jméno]

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

halogen, halogenový prvek

halogen, halogenový prvek

Ex: halogens share common properties such as high electronegativity and the ability to gain an electron to achieve a stable electron configuration .
polythene
[Podstatné jméno]

a durable plastic material used for packaging, bags, and various applications

polyethylen, polythene

polyethylen, polythene

Ex: She packed sandwiches polythene bags for the picnic .
polystyrene
[Podstatné jméno]

a lightweight and versatile synthetic polymer used in packaging, insulation, and disposable products

polystyren, polystyrenová pěna

polystyren, polystyrenová pěna

Ex: Manufacturers polystyrene to produce new products like picture frames and garden furniture .
phosphorous
[Přídavné jméno]

referring to the essential chemical element phosphorus, which is vital in biological processes and various industrial applications

fosforový, fosforečný

fosforový, fosforečný

Ex: Phosphorous deficiency in soil can lead to stunted crop growth .
acetone
[Podstatné jméno]

a colorless, volatile liquid solvent commonly used for removing nail polish and other substances from surfaces

acetón, propan-2-on

acetón, propan-2-on

alginate
[Podstatné jméno]

a naturally occurring polysaccharide derived from brown seaweed, commonly used in various industries for its thickening, gelling, and stabilizing properties

alginit, algín

alginit, algín

silicate
[Podstatné jméno]

a compound containing silicon and oxygen atoms, often forming minerals or glasses, with diverse applications in industry and nature

silikát, silikonová sloučenina

silikát, silikonová sloučenina

Ex: Silicate ceramics are used in various high-temperature applications due to their heat-resistant properties.
graphene
[Podstatné jméno]

a single layer of carbon atoms arranged in a two-dimensional honeycomb lattice, known for its exceptional strength, electrical conductivity, and flexibility

grafen, jednovrstvý grafen

grafen, jednovrstvý grafen

malic acid
[Podstatné jméno]

a naturally occurring organic compound found in many fruits that contributes to their sour taste

jablečná kyselina, kyselina jablečná

jablečná kyselina, kyselina jablečná

citric acid
[Podstatné jméno]

a weak organic acid found naturally in citrus fruits like lemons, oranges, and limes, commonly used as a food additive for flavoring and preserving

kyselina citronová, citronanová kyselina

kyselina citronová, citronanová kyselina

Ex: Some cosmetics and pharmaceuticals citric acid for its antioxidant and pH-balancing effects .
phosphate
[Podstatné jméno]

a chemical compound that contains phosphorus and oxygen atoms, commonly found in salts or esters of phosphoric acid, important for biological processes and industrial applications

fosfát, fosforečnan

fosfát, fosforečnan

Ex: Sodium phosphate is used as a food additive and a laxative in medicine.
charm quark
[Podstatné jméno]

a type of elementary particle that is one of the six types, or flavors, of quarks that has an electric charge of +2/3 and participates in strong and electromagnetic interactions

půvabný kvark, charm kvark

půvabný kvark, charm kvark

Ex: Quarks like the charm quark play a crucial role in the formation of hadrons , such as the J / psi particle , which consists of charm quark and an anti-charm quark bound together .
disinfectant
[Podstatné jméno]

something that has specific chemicals or causes a chemical reaction that destroys harmful microorganisms such as bacteria

dezinfekční prostředek, dezinfekce

dezinfekční prostředek, dezinfekce

bicarbonate
[Podstatné jméno]

a chemical compound important for regulating pH balance, found in baking soda and crucial for bodily functions

bikarbonát, hydrogenuhličitan

bikarbonát, hydrogenuhličitan

Ex: Agricultural practices may involve bicarbonate to soil to adjust pH for optimal crop growth .
solute
[Podstatné jméno]

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

rozpuštěná látka, rozpustná látka

rozpuštěná látka, rozpustná látka

Ex: Dissolving a pain reliever ( e.g. , aspirin ) in water results in the drug acting as solute in the liquid solvent .
saturated
[Přídavné jméno]

having absorbed as much of a substance as possible at a given temperature, reaching its maximum concentration

nasycený, saturovaný

nasycený, saturovaný

Ex: The paper towel became saturated with spilled coffee, unable to absorb any more liquid.
ethereal
[Přídavné jméno]

(of a solution) containing volatile or highly flammable substances, such as diethyl ether

éterový, éterický

éterový, éterický

Ex: ethereal nature of diethyl ether makes it a useful solvent for extracting natural products from plant materials .
inorganic
[Přídavné jméno]

describing chemical compounds that do not contain carbon-hydrogen bonds and are typically derived from minerals or non-living matter

anorganický, neorganický

anorganický, neorganický

Ex: Inorganic chemistry focuses on the study of compounds and elements that do not involve carbon-hydrogen bonds.
solvent
[Podstatné jméno]

a liquid that is capable of dissolving another substance

rozpouštědlo, rozpouštějící látka

rozpouštědlo, rozpouštějící látka

Ex: Water is the universal solvent, capable of dissolving more substances like salt and sugar than any other liquid.
alkaline
[Přídavné jméno]

refering to substances that have a pH greater than 7, indicating a basic or non-acidic nature

alkalický, zásaditý

alkalický, zásaditý

Ex: Alkaline batteries use potassium hydroxide as an electrolyte to generate electricity.
saline
[Přídavné jméno]

containing or relating to salt

solný, slaný

solný, slaný

Ex: The saline soil in the coastal region affected the types of crops that could be grown successfully.
LanGeek
Stáhnout aplikaci LanGeek