C2 Ordlista - Chemistry
Här kommer du att lära dig alla viktiga ord för att prata om kemi, samlade specifikt för elever på nivå C2.
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a thermodynamic measure of the degree of disorder or randomness in a system, denoted by S
entropi
a substance that is dissolved in a solvent, resulting in a solution
lösta ämnet
a substance that takes part in and undergoes a chemical reaction, leading to the formation of new products
reagens, reaktant
(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself
katalysator, kemisk katalysator
the acceleration or facilitation of a chemical reaction by a substance (catalyst) that remains unchanged at the end of the reaction
katalys, kemisk accelerering
a chemical bond where atoms share electrons to form a stable molecule
kovalent bindning, kovalent förbindelse
any of two or more compounds having the same molecular formula but different arrangements of atoms and, consequently, different properties
isomer
a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure
polymer
a molecule that can chemically bond with other molecules to form a polymer
monomer
a compound composed of hydrogen and carbon atoms, with the simplest form being alkanes, alkenes, or alkynes
kolväte
a chemical compound derived from the reaction between an alcohol and an organic acid, typically with the elimination of water
ester
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
aldehyd
a compound with a hydroxyl group (-OH) attached to a carbon atom, widely used as solvents, fuels, and in pharmaceutical and chemical synthesis
alkohol, alkoholer
an organic compound with a carbonyl group (C=O) bonded to two carbon atoms, commonly found in solvents, pharmaceuticals, and flavorings
keton
a chemical reaction where electrons are transferred between substances
oxidations-reduktionsreaktion, redoxreaktion
the concentration of a solute in a solution, measured in moles per liter (mol/L or M)
molaritet
a substance that, when dissolved in a solution, produces ions and enables the conduction of electric current
elektrolyt
a mixture where small particles of one substance are evenly dispersed in another substance, typically intermediate in size between solution and suspension particles
kolloid
the gradual destruction of materials by chemical reaction, usually of metals
korrosion, nedbrytning
any substance with a pH of more than seven that neutralizes acids creating salt and water
alkali, bas
a gas with a strong smell that dissolves in water to give a strongly alkaline solution
ammoniak
a combination of two or more metals, creating a metal that is usually stronger or more resistant
legering
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
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
isotop
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
ädelgas, inert gas
a mixture of two liquids where tiny droplets of one are evenly dispersed in the other, like oil in water
emulsion
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
halveringstid
a type of uranium that has most of its more radioactive isotopes removed, primarily used for armor-piercing ammunition and shielding
depleted uranium, fattiggjort uranium
a liquid that is capable of dissolving another substance
lösningsmedel