로그인
a thermodynamic measure of the degree of disorder or randomness in a system, denoted by S
엔트로피
a substance that takes part in and undergoes a chemical reaction, leading to the formation of new products
반응물
(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself
촉매
the acceleration or facilitation of a chemical reaction by a substance (catalyst) that remains unchanged at the end of the reaction
촉매로 인한 화학반응 속도의 증가
any of two or more compounds having the same molecular formula but different arrangements of atoms and, consequently, different properties
이성질체
a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure
중합체
a compound composed of hydrogen and carbon atoms, with the simplest form being alkanes, alkenes, or alkynes
탄화수소
a chemical compound derived from the reaction between an alcohol and an organic acid, typically with the elimination of water
에스테르(화학)
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
알데히드
a compound with a hydroxyl group (-OH) attached to a carbon atom, widely used as solvents, fuels, and in pharmaceutical and chemical synthesis
알코올 (화학)
an organic compound with a carbonyl group (C=O) bonded to two carbon atoms, commonly found in solvents, pharmaceuticals, and flavorings
케톤
a chemical reaction where electrons are transferred between substances
산화-환원
the concentration of a solute in a solution, measured in moles per liter (mol/L or M)
몰 농도
a substance that, when dissolved in a solution, produces ions and enables the conduction of electric current
전해질
a mixture where small particles of one substance are evenly dispersed in another substance, typically intermediate in size between solution and suspension particles
콜로이드
any substance with a pH of more than seven that neutralizes acids creating salt and water
알칼리
a gas with a strong smell that dissolves in water to give a strongly alkaline solution
암모니아
a combination of two or more metals, creating a metal that is usually stronger or more resistant
합금
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
할로겐
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
동위 원소
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
희가스
a mixture of two liquids where tiny droplets of one are evenly dispersed in the other, like oil in water
유제
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
반감기(화학 공정)
a type of uranium that has most of its more radioactive isotopes removed, primarily used for armor-piercing ammunition and shielding
열화우라늄
