Law

• distribution law

  (chemistry) the total energy in an assembly of molecules is not distributed equally...

• Dalton's law

  (chemistry and physics) law stating that the pressure exerted by a mixture of gases...

• equilibrium law

  (chemistry) the principle that (at chemical equilibrium) in a reversible reaction...

• Henry's law

  (chemistry) law formulated by the English chemist William Henry; the amount of a gas...

• law of constant proportion

  (chemistry) law stating that every pure substance always contains the...

• law of equivalent proportions

  (chemistry) law stating that the proportions in which two elements...

• Dalton's law

  (chemistry) law stating that when two elements can combine to form more than one compound...

• law of mass action

  (chemistry) the law that states the following principle: the rate of a chemical...

• periodic law

  (chemistry) the principle that chemical properties of the elements are periodic functions...

Chemical Process

• chemical process

  (chemistry) any process determined by the atomic and molecular composition and...

• reaction

  (chemistry) a process in which one or more substances are changed into others; "there was...

• association

  (chemistry) any process of combination (especially in solution) that depends on relatively...

• dissociation

  (chemistry) the temporary or reversible process in which a molecule or ion is broken...

Chain

• chain

  (chemistry) a series of linked atoms (generally in an organic molecule).

• ring

  (chemistry) a chain of atoms in a molecule that forms a closed loop.

• long chain

  (chemistry) a relatively long chain of atoms in a molecule.

Reaction

• decomposition

  (chemistry) separation of a substance into two or more substances that may differ...

• displacement

  (chemistry) a reaction in which an elementary substance displaces and sets free a constituent...

Chemical Phenomenon

• chemical phenomenon

  Any natural phenomenon involving chemistry (as changes to atoms or molecule...

• pleomorphism

  (chemistry) the existence of different kinds of crystal of the same chemical compo...

Absorption

• absorption

  (chemistry) a process in which one substance permeates another; a fluid permeates or...

• imbibition

  (chemistry) the absorption of a liquid by a solid or gel.

Scientific Theory

• theory of dissociation

  (chemistry) theory that describes aqueous solutions in terms of acids (which...

• theory of indicators

  (chemistry) the theory that all indicators are either weak acids or weak bases...

Mass

• atomic mass

  (chemistry) the mass of an atom of a chemical element expressed in atomic mass unit...

• molecular weight

  (chemistry) the sum of the relative atomic masses of the constituent atoms of a...

Also contains

• physical chemistry

  The branch of chemistry dealing with the physical properties of chemical sub...

• pH

  (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in...

• organic chemistry

  The chemistry of compounds containing carbon (originally defined as the chemistry...

• osmosis

  (biology, chemistry) diffusion of molecules through a semipermeable membrane from a place...

• valence

  (chemistry) a property of atoms or radicals; their combining power given in terms of the...

• radiochemistry

  The chemistry of radioactive substances.

• dimorphism

  (chemistry) the property of certain substances that enables them to exist in two distinct...

• electrolysis

  (chemistry) a chemical decomposition reaction produced by passing an electric current...

• atomism

  (chemistry) any theory in which all matter is composed of tiny discrete finite indivisible...

• electronegativity

  (chemistry) the tendency of an atom or radical to attract electrons in the formation...

• periodic table

  (chemistry) a tabular arrangement of the chemical elements according to atomic number...

• thermochemistry

  The branch of chemistry that studies the relation between chemical action and the...

• migration

  (chemistry) the nonrandom movement of an atom or radical from one place to another within...

• sublimation

  (chemistry) a change directly from the solid to the gaseous state without becoming ...

• allomerism

  (chemistry) variability in chemical composition without variation in crystalline for...

• inorganic chemistry

  The chemistry of compounds that do not contain hydrocarbon radicals.

• immunochemistry

  The field of chemistry concerned with chemical processes in immunology (such as...

• electrochemistry

  Branch of chemistry that deals with the chemical action of electricity and the...

• femtochemistry

  The branch of chemistry that studies elementary (often very fast) chemical reactions...

• geochemistry

  The chemistry of the earth's crust.

• photochemistry

  Branch of chemistry that deals with the chemical action of light.

• surface chemistry

  The branch of chemistry that studies processes occurring at interfaces between...

More Connections

• chemist

  A health professional trained in the art of preparing and dispensing drugs.

• chemist

  A scientist who specializes in chemistry.