HyperDic: química

Català > 4 sentits de la paraula química:
NOMcognitionquímicathe science of matter
person química, química scientist who specializes in chemistry
relationquímica, alquímia, química interpersonalthe way two individuals relate to each other
substancequímicathe chemical composition and properties of a substance or object
Català > química: 4 sentits > nom 1, cognition
SentitThe science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions.
Categoria deLlei de Henry(chemistry) law formulated by the English chemist William Henry
absorció(chemistry) a process in which one substance permeates another
acetificarintroduce an acetyl group into (a chemical compound)
acetificarReceive substitution of an acetyl group
acetificar, acidificarTurn acidic
activitat, fugacitat relativa(chemistry) the capacity of a substance to take part in a chemical reaction
acíclicHaving an open chain structure
alcalinitzarTurn basic and less acidic
alcalinitzarmake (a substance) alkaline
alcalírelating to or containing an alkali
aliarmake an alloy of
al·lomeria(chemistry) variability in chemical composition without variation in crystalline form
amfòter, anfipròticHaving characteristics / characteristics of both an acid and a base and capable of reacting as either
anticatalitzador(chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst
associació(chemistry) any process of combination (especially in solution) that depends on relatively weak chemical bonding
atenuarweaken the consistency of (a chemical substance)
aïllarObtain in pure form
barreja, mescla(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)
barrejarmix or blend
benzílicrelating to benzyl
buffer(chemistry) an ionic compound that resists changes in its pH
bàsicOf or denoting or of the nature of or containing a base
cadena(chemistry) a series of linked atoms (generally in an organic molecule)
calcinarheat a substance so that it oxidizes or reduces
carbonitzar-se, carbonitzar, carburarUnite with carbon
carbonílicrelating to or containing the carbonyl group
carboxilartreat (a chemical compound) with carboxyl or carboxylic acid
carboxílicrelating to or containing the carboxyl group or carboxyl radical
catabolitzarsubject to catabolism
catalitzador(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
catalitzarchange by catalysis or cause to catalyze
compost, compost químic(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
conjugarUnite chemically so that the product is easily broken down into the original compounds
constant d'equilibri(chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)
contemplar, englobar, incloure, integraradd as part of something else
convertir-se, convertir, esdevenir, transformarchange in nature, purpose, or function
copolimeritzarpolymerize together
críticAt or of a point at which a property or phenomenon suffers an abrupt change especially having enough mass to sustain / sustain a chain ... / chain reaction
cíclicOf a compound having atoms arranged in a ring structure
descompondreseparate (substances) into constituent elements or parts
desintoxicar, destoxicarRemove poison from
desmineralitzarRemove the minerals or salts from
desnitrificarRemove nitrogen from
desoxidar, desoxigenarTo remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase / increase / increase in the number of electrons
destil·lar, extreureextract by the process of distillation
destil·lar, purificarRemove impurities from, increase the concentration of, and separate through the process of distillation
destil·larUndergo the process of distillation
dissociarTo undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms
electronegativitat(chemistry) the tendency of an atom or radical to attract electrons in the formation of an ionic bond
electròlisi(chemistry) a chemical decomposition reaction produced by passing an electric current through a solution containing ions
emulsió(chemistry) a colloid in which both phases are liquids / liquids
equilibrarBring to a chemical stasis or equilibrium
estat de la matèria(chemistry) the three traditional states of matter are solids (fixed shape and volume) and liquids / liquids (fixed volume and shaped by the container) and gases (filling the container)
estequiometria(chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)
esterificarchange (a compound) into an ester
eterificarchange into an ether
fenomen químicAny natural phenomenon involving chemistry (as changes to atoms or molecules)
fluorocarboni, fluorocarburA halocarbon in which some hydrogen atoms have been replaced by fluorine
fraccionarseparate into constituents or fractions containing concentrated constituents
fraccionarObtain by a fractional process
ful·lerèA form of carbon having a large molecule consisting of an empty cage of sixty or more carbon atoms
hidratant, hidratatContaining combined water (especially water of crystallization as in a hydrate)
hidròfilHaving a strong affinity for water
hidròfoblacking affinity for water
imbibició(chemistry) the absorption of a liquid / liquid by a solid or gel
inertHaving only a limited ability to react chemically
inorgànicrelating or belonging to the class of compounds not having a carbon basis
iodartreat with iodine
lipòfilHaving an affinity for lipids
llei d'acció de masses(chemistry) the law that states the following principle
llei de Dalton(chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture
llei de Mendeleiev, llei periòdica(chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers
llei de les proporcions definides(chemistry) law stating that every pure substance always contains the same elements combined in the same proportions by weight
llei de les proporcions múltiples(chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation
lliureunconstrained or not chemically bound in a molecule or not fixed and capable of relatively unrestricted motion
manufacturat, sintèticnot of natural origin
massa atòmica, massa atòmica relativa, pes atòmic(chemistry) the mass of an atom of a chemical element expressed in atomic mass units
massa molecular, pes molecular(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
molècula(physics and chemistry) the simplest structural unit of an element or compound
netejar, purificarRemove unwanted substances from
oleofòbicHaving a strong affinity for oils rather than water
orgànicrelating or belonging to the class of chemical compounds having a carbon basis
osmosi inversa, osmosi(biology, chemistry) diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
oxidar-se, oxidaradd oxygen to or combine with oxygen
ph, pH, PH(from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter
pista(chemistry) a chain of atoms in a molecule that forms a closed loop
polimeritzarUndergo polymerization
polimeritzarCause (a compound) to polymerize
polimorf, polimòrficrelating to the crystallization of a compound in two or more different forms
polimorfisme(chemistry) the existence of different kinds of crystal of the same chemical compound
preaïllarisolate beforehand
procés químic(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved
química, químicA scientist who specializes in chemistry
química orgànicaThe chemistry of compounds containing carbon (originally / originally defined as the chemistry of substances produced by living organisms but now extended to substances synthesized artificially)
radical(chemistry) two or more atoms bound together as a single unit and forming part of a molecule
reaccionarUndergo a chemical reaction
reacció, reacció química(chemistry) a process in which one or more substances are changed into others
resuspendreput back into suspension
reversiblecapable of assuming or producing either of two states
saturarCause (a chemical compound, vapour, solution, magnetic material) to unite with the greatest possible amount of another substance
solubilitzarUndergo solvation or convert into a solvate
solubilitzarCause a solvation in (a substance)
sublimació(chemistry) a change directly from the solid to the gaseous state without becoming liquid
suspendreCause to be held in suspension in a fluid
taula periòdica(chemistry) a tabular arrangement of the chemical elements according to atomic number as based on the periodic law
tetravalentHaveing a valence of four
transmutarAlter the nature of (elements)
valència(chemistry) a property of atoms or radicals
volatilitzar-semake volatile
àcid, acídicBeing or containing an acid
àcidHaving the characteristics / characteristics of an acid
àtom(physics and chemistry) the smallest component of an element having the chemical properties of the element
EspecíficelectroquímicaBranch of chemistry that deals with the chemical action of electricity and the production of electricity by chemical reactions
fisicoquímica, química físicaThe branch of chemistry dealing with the physical properties of chemical substances
fotoquímicaBranch of chemistry that deals with the chemical action of light
geoquímicaThe chemistry of the earth's crust
química inorgànica, química orgànicaThe chemistry of compounds that do not contain hydrocarbon radicals
química orgànicaThe chemistry of compounds containing carbon (originally / originally defined as the chemistry of substances produced by living organisms but now extended to substances synthesized artificially)
radioquímicaThe chemistry of radioactive substances
termoquímicaThe branch of chemistry that studies the relation between chemical action and the amount of heat absorbed / absorbed or generated
Generalciències naturalsThe sciences involved in the study of the physical world and its phenomena
Anglèschemistry, chemical science
Adjectiusquímicrelating to or used in chemistry
químicOf or made from or using substances produced by or used in reactions involving atomic or molecular changes
Nomsapotecari, farmacèutica, farmacèutic, farmàciaA health professional trained in the art of preparing and dispensing drugs
química, químicA scientist who specializes in chemistry
Català > química: 4 sentits > nom 2, person
SentitA scientist who specializes in chemistry.
CategoriaquímicaThe science of matter
EspècimensAdolf WindausGerman chemist who studied steroids and cholesterol and discovered histamine (1876-1959)
Alfred Nobel, NobelSwedish chemist remembered for his invention of dynamite and for the bequest that created the Nobel prizes (1833-1896)
Antoine Laurent Lavoisier, Antoine Lavoisier, LavoisierFrench chemist known as the father of modern chemistry
Arrhenius, Svante August ArrheniusSwedish chemist and physicist noted for his theory of chemical dissociation (1859-1927)
Black, Joseph BlackBritish chemist who identified carbon dioxide and who formulated the concepts of specific heat and latent heat (1728-1799)
Bob Woodward, Robert Burns Woodward, Robert WoodwardUnited States chemist honored for synthesizing complex organic compounds (1917-1979)
Boyle, Robert BoyleIrish chemist who established that air has weight and whose definitions of chemical elements and chemical reactions helped to dissociate chemistry from alchemy (1627-1691)
Calvin, Melvin CalvinUnited States chemist noted for discovering the series of chemical reactions in photosynthesis (1911-)
Cavendish, Henry CavendishBritish chemist and physicist who established that water is a compound of hydrogen and oxygen and who calculated the density / density of the earth (1731-1810)
Charles Martin HallUnited States chemist who developed an economical method of producing aluminum from bauxite (1863-1914)
Curie, Marie CurieFrench chemist (born in Poland) who won two Nobel prizes
Dalton, John DaltonEnglish chemist and physicist who formulated atomic theory and the law of partial pressures
Daniel Rutherford, RutherfordBritish chemist who isolated nitrogen (1749-1819)
Dmitri Mendeleev, Dmitri Mendeleyev, Mendeleev, MendeleyevRussian chemist who developed a periodic table of the chemical elements and predicted the discovery of several new elements (1834-1907)
Dorothy Crowfoot Hodgkin, Dorothy Hodgkin, Dorothy Mary Crowfoot HodgkinEnglish chemist (born in Egypt) who used crystallography to study the structure of organic compounds (1910-1994)
Eduard BuchnerGerman organic chemist who studied alcoholic fermentation and discovered zymase (1860-1917)
Edward Morley, MorleyUnited States chemist and physicist who collaborated with Michelson in the Michelson-Morley experiment (1838-1923)
Emil Hermann Fischer, FischerGerman chemist noted for work on synthetic sugars and the purines (1852-1919)
Ernest SolvayBelgian chemist who developed the Solvay process and built factories exploiting it (1838-1922)
Faraday, Michael FaradayThe English physicist and chemist who discovered electromagnetic induction (1791-1867)
Fischer, Hans FischerGerman chemist noted for his synthesis of hemin (1881-1945)
Frederick SoddyEnglish chemist whose work on radioactive disintegration led to the discovery of isotopes (1877-1956)
Fritz HaberGerman chemist noted for the synthetic production of ammonia from the nitrogen in air (1868-1934)
Gay-Lussac, Joseph Louis Gay-Lussac, Louis Joseph Gay-LussacFrench chemist and physicist who first isolated boron and who formulated the law describing the behavior of gases under constant pressure (1778-1850)
George Washington CarverUnited States botanist and agricultural chemist who developed many uses for peanuts / peanuts and soy beans and sweet potatoes (1864-1943)
Giulio Natta, NattaItalian chemist noted for work on polymers (1903-1979)
Glenn Theodore Seaborg, Glenn T. SeaborgUnited States chemist who was one of the discoverers of plutonium (1912-1999)
Harold Clayton Urey, Harold UreyUnited States chemist who discovered deuterium (1893-1981)
Harold KrotoBritish chemist who with Robert Curl and Richard Smalley discovered fullerenes and opened a new branch of chemistry (born in 1939)
Irving LangmuirUnited States chemist who studied surface chemistry and developed the gas-filled tungsten lamp and worked on high temperature electrical discharges (1881-1957)
Joseph PriestleyEnglish chemist who isolated many gases and discovered oxygen (independently of Scheele) (1733-1804)
Josiah Willard GibbsUnited States chemist (1839-1903)
Lars OnsagerUnited States chemist (born in Norway) noted for his work in thermodynamics (1903-1976)
Libby, Willard Frank LibbyUnited States chemist who developed a method of radiocarbon dating (1908-1980)
Linus Carl Pauling, Linus Pauling, PaulingUnited States chemist who studied the nature of chemical bonding (1901-1994)
LipscombUnited States chemist noted for his theories of molecular structure (born in 1919)
Louis Pasteur, PasteurFrench chemist and biologist whose discovery that fermentation is caused by microorganisms resulted in the process of pasteurization (1822-1895)
Manfred EigenGerman chemist who did research on high-speed chemical reactions (born in 1927)
Martin Heinrich KlaprothGerman chemist who pioneered analytical chemistry and discovered three new elements (1743-1817)
Odd HasselNorwegian chemist noted for his research on organic molecules (1897-1981)
Otto HahnGerman chemist who was co-discoverer with Lise Meitner of nuclear fission (1879-1968)
Paul Hermann MullerSwiss chemist who synthesized DDT and discovered its use as an insecticide (1899-1965)
Paul John FloryUnited States chemist who developed methods for studying long-chain molecules (1910-1985)
Richard August Carl Emil ErlenmeyerGerman chemist (1825-1909)
Richard Errett Smalley, Richard E. Smalley, Richard SmalleyAmerican chemist who with Robert Curl and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1943)
Richard John Roberts, Richard J. Roberts, RobertsUnited States biochemist (born in England) honored for his discovery that some genes contain introns (born in 1943)
Richard KuhnAustrian chemist who did research on carotenoids and vitamins (1900-1967)
Roald HoffmannUnited States chemist (born in Poland) who used quantum mechanics to understand chemical reactions (born in 1937)
Robert Bunsen, Robert Wilhelm BunsenGerman chemist who with Kirchhoff pioneered spectrum analysis but is remembered mainly for his invention of the Bunsen burner (1811-1899)
Robert Curl, Robert F. CurlAmerican chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)
Robert Robinson, RobinsonEnglish chemist noted for his studies / studies of molecular structures in plants (1886-1975)
Ronald George Wreyford NorrishEnglish chemist (1897-1978)
ScheeleSwedish chemist (born in Germany) who discovered oxygen before Priestley did (1742-1786)
Tadeus Reichstein, Tadeusz ReichsteinA Swiss chemist born in Poland
ToddScottish chemist noted for his research into the structure of nucleic acids (born in 1907)
Wallace Carothers, Wallace Hume CarothersUnited States chemist who developed nylon (1896-1937)
Walther Hermann NernstGerman physicist and chemist who formulated the third law of thermodynamics (1864-1941)
Wilhelm OstwaldGerman chemist (1853-1932)
William CrookesEnglish chemist and physicist
William HenryEnglish chemist who studied the quantities of gas absorbed by water at different temperatures and under different pressures (1775-1836)
William Hyde WollastonEnglish chemist and physicist who discovered palladium and rhodium and demonstrated that static and current electricity are the same (1766-1828)
Específicbioquímicsomeone with special training in biochemistry
GeneralcientíficA person with advanced knowledge of one or more sciences
Espanyolquímica, químico
NomsquímicaThe science of matter
Català > química: 4 sentits > nom 3, relation
SentitThe way two individuals relate to each other.
Sinònimsalquímia, química interpersonal
Generalrelació socialA relation between living organisms (especially between people)
Anglèschemistry, interpersonal chemistry, alchemy
Espanyolalquimia, química interpersonal, química
Català > química: 4 sentits > nom 4, substance
SentitThe chemical composition and properties of a substance or object.
GeneralsubstànciaThe real physical matter of which a person or thing consists

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