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Wetenschappen ACT - Chemistry

Hier leert u enkele Engelse woorden die verband houden met scheikunde, zoals "radioactief", "pipet", "titratie", enz., waarmee u uw ACT's kunt verbeteren.

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ACT Vocabulary for Science
polymer

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

polymeer

polymeer

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isotope

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

isotoop

isotoop

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reactive

having a tendency to to undergo chemical reactions

reactief

reactief

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radioactive

containing or relating to a dangerous form of energy produced by nuclear reactions

radioactief

radioactief

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covalent bond

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

covalente binding

covalente binding

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double bond

a type of chemical bond between two atoms involving the sharing of two pairs of electrons, resulting in a stronger and more stable connection than a single bond

dubbele binding

dubbele binding

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hydrophilic

defining substances or surfaces that have a strong attraction to water molecules, allowing them to easily absorb or interact with water

hydrofiel

hydrofiel

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hydrophobic

characterized by substances or surfaces that repel water molecules, showing little or no affinity for water

hydrofoob

hydrofoob

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exothermic reaction

a chemical reaction that releases heat energy to its surroundings, typically resulting in a temperature increase

exotherme reactie

exotherme reactie

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endothermic reaction

a chemical process that absorbs heat energy from its surroundings, often resulting in a temperature decrease

endotherme reactie

endotherme reactie

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atomic mass

the weighted average mass of an atom of an element, taking into account the masses of all its naturally occurring isotopes

atoommassa

atoommassa

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molecular mass

the total mass of all the atoms in a single molecule of a substance

molecuulmassa

molecuulmassa

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mass number

the total number of protons and neutrons in the nucleus of an atom

massagetal

massagetal

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mole

a fundamental unit in chemistry that represents the amount of substance containing as many entities (atoms, molecules) as there are in 12 grams of carbon-12

mole

mole

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beaker

a container usually made of glass or plastic used in chemistry and laboratory

beaker

beaker

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pipette

a laboratory tool used to measure and transfer small volumes of liquid

pipet

pipet

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centrifuge

a device that spins samples to separate components based on density

centrifuge

centrifuge

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indicator paper

a special paper treated with chemicals that change color in response to certain conditions, used to test for the presence of specific substances or measure pH levels

indicatorpapier

indicatorpapier

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periodic table

a tabular arrangement of chemical elements organized based on their atomic number, electron configuration, and recurring chemical properties

periodiek systeem

periodiek systeem

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to dissolve

(of a solid) to become one with a liquid

oplossen

oplossen

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solubilization

the process of dispersing or dissolving a substance into a solvent to form a homogeneous solution

solubilisatie

solubilisatie

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microstructure

the arrangement, composition, and characteristics of a material at a microscopic level

microstructuur

microstructuur

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crystalline

denoting substances with a highly organized molecular structure, akin to crystals

kristallijn

kristallijn

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concentration

the measure of how much of a substance is present in a certain volume of solution

concentratie

concentratie

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microprobe

a device used to analyze the chemical composition of small samples at a microscopic scale

microsonde

microsonde

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superabsorbent

a substance capable of absorbing and retaining a large amount of liquid relative to its own mass

superabsorber

superabsorber

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multicomponent alloy

a type of metallic material composed of three or more elements mixed together in varying proportions

multicomponentlegering

multicomponentlegering

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nanotube

a tiny, tube-shaped structure made of carbon atoms, with remarkable strength and electrical properties

nanobuis

nanobuis

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molten

heated to a liquid state due to high temperatures

gesmolten

gesmolten

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radical

a group of atoms bonded together that behaves as a single unit within a molecule

radicaal

radicaal

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phase

a phase is a distinct form of matter with uniform chemical and physical properties, separated from other forms by boundaries

fase

fase

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calcification

the process where calcium or calcium salts accumulate in a tissue, making it hard and rigid

verkalking

verkalking

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fermentation

the process by which microorganisms convert carbohydrates into alcohol, acids, or gases

fermentatie

fermentatie

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to detoxify

to eliminate or neutralize harmful substances

detoxifiëren

detoxifiëren

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to assay

to analyze or test a substance, typically in a laboratory setting, to determine its components or qualities

analyseren

analyseren

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crystallographer

a scientist who studies the structure and properties of crystals

kristallograaf

kristallograaf

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cosmochemist

a scientist who studies the chemical composition and processes of celestial bodies to understand the formation and evolution of the universe

kosmochemicus

kosmochemicus

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chromatography

a laboratory technique used to separate and analyze mixtures of substances based on their differential affinities for a stationary phase and a mobile phase

chromatografie

chromatografie

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beta decay

a type of radioactive decay where a nucleus emits a beta particle (electron or positron) to transform a neutron into a proton or vice versa

bèta-decay

bèta-decay

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uncharged

not having an electrical charge

ongeladen

ongeladen

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titration

a laboratory method used to determine the concentration of a substance in a solution by gradually adding a reagent of known concentration until a reaction is completed

titratie

titratie

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equilibrium

a state in a chemical reaction where the forward and reverse reactions occur at the same rate, resulting in no net change in the concentrations of reactants and products

dynamisch evenwicht

dynamisch evenwicht

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condenser

a device that turns vapor into liquid by cooling it

condensator

condensator

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van der waal's forces

weak attractive forces between molecules or atoms, arising from temporary or induced dipoles

Van der Waals-krachten

Van der Waals-krachten

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metallurgist

a scientist or engineer who specializes in the study and production of metals and alloys, including their properties, processing methods, and applications

metallurg

metallurg

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adsorption

the process by which molecules of a substance adhere to the surface of a solid or liquid, forming a thin film or layer

adsorptie

adsorptie

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biodiesel

a renewable, alternative fuel made from organic materials such as vegetable oils, animal fats, or recycled cooking grease

biodiesel

biodiesel

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electrolysis

(chemistry) the process of separating a liquid or solution into its parts by passing electricity through it

elektrolyse

elektrolyse

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to suspend

to disperse fine particles throughout a fluid so they remain evenly distributed without settling

suspendere

suspendere

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eutectic

a specific composition of a mixture of substances, typically metals or alloys, where the melting point is at its lowest possible temperature under atmospheric pressure

eutecticum

eutecticum

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to dilute

to make a solution or mixture weaker or less concentrated by adding more liquid

verdunnen

verdunnen

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