ACT Science - Substances et composés chimiques

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

halogène

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

polyéthylène

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

polystyrène

a chemical element that is a vital component of DNA and bone structure, found in dairy products, meat, and nuts, playing a key role in cellular energy transfer

phosphore

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

acéton

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

alginate

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

silicate

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

graphène

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

acide malique

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

acide citrique

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

phosphate

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

quark charme

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

désinfectant

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

bicarbonate

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

soluté

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

saturé

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

éthéré

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

inorganique

a liquid that is capable of dissolving another substance

solvant

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

alcalin

containing or relating to salt

salin

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

réactif

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

catalyseur

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

tampon

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

réactif

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

gaz noble

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

gaz inerte