stoichiometry

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

stoi·chi·om·e·try

(stoi′kē-ŏm′ĭ-trē)

1. Calculation of the quantities of reactants and products in a chemical reaction.

2. The quantitative relationship between reactants and products in a chemical reaction.

[Greek stoikheion, element; see steigh- in Indo-European roots + -metry.]

stoi′chi·o·met′ric (-ə-mĕt′rĭk) adj.

stoi′chi·o·met′ri·cal·ly adv.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

stoichiometry

(ˌstɔɪkɪˈɒmɪtrɪ) ,

stoicheiometry

stoechiometry

(Chemistry) the branch of chemistry concerned with the proportions in which elements are combined in compounds and the quantitative relationships between reactants and products in chemical reactions

[C19: from Greek stoikheion element + -metry]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

stoi•chi•om•e•try

(ˌstɔɪ kiˈɒm ɪ tri)

also stoi•chei•om•e•try

(-kaɪˈɒm-)

n.

1. the calculation of the quantities of chemical elements or compounds involved in chemical reactions.

2. the branch of chemistry dealing with relationships of combining elements, esp. quantitatively.

[1800–10; < Greek stoicheîo(n) element (derivative of stoîchos row, file; akin to stíchos stich) + -metry]

stoi′chi•o•met`ric (-əˈmɛ trɪk) adj.

stoichiometry

The calculation of the proportions in which elements or compounds (molecules) react with each other.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Switch to new thesaurus

Noun 1. [画像:stoichiometry - (chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)]stoichiometry - (chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers)

chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

ratio - the relative magnitudes of two quantities (usually expressed as a quotient)

Translations

στοιχειομετρία

stœchiométrie

stechiometria

stoichiometry

[ˌstɔɪkɪˈɒmɪtrɪ] n → stechiometria

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

Mentioned in ?

References in periodicals archive ?

He chooses the elements zinc and iodine as themes for experiments regarding such matters as from a mixture to an element, synthesizing a compound from its elements: qualitative and quantitative experiments, investigating a side reaction, the ideal gas law, introducing equilibrium stoichiometry, and electrochemistry.

The Zinc and Iodine Book: Building Fundamental Knowledge with Thematic Laboratory Activities for the Chemistry Educator

In this regard, the identification of the patterns that link the thermochemical properties of alkyl-substituted urea derivatives with their structure or stoichiometry of chemical reaction equations to develop the methods for predictive calculations of enthalpies of combustion of unexplored compounds becomes a rather interesting direction of research.

Regularities of Enthalpies of Combustion of Nitrogen-Containing Organic Compounds

For intact analysis of macromolecules and protein interactions, to stoichiometry and polymer analysis; the OMEGATOF allows for rapid sample introduction with a solid state 200 Hz laser and the FlexiMass[TM] series of microscope slide-format sample targets.

The OMEGATOF, a Fully Integrated Benchtop Spectrometer Instrument for High-Mass MALDI Applications with the Power of CovalX Technology Inside

The efficacy of a catalyst carrier somehow depends on its stoichiometry & geometry.

Global Catalyst Carriers Market Expectations & Growth Trends Highlighted until 2028

Excess air intake or air loss from the engine will upset the stoichiometry (ratio of air fuel mixture) causing the engine to run rich or lean.

What's that noise? Five common noises that should put you on edge as a car owner

Unlike apo B, which always has 1 copy per LDL particle, the stoichiometry for apo A1 is variable.

Comparing Measures of HDL: On the Right Path with the Wrong Map

At higher pH, 4.00 and 4.50, the reduction process becomes more challenging because of the change in stoichiometry from1:1 to 1:3, through 1:2 hence, the value of [k.sub.2] must decrease.

Thermodynamics and Kinetics of Reduction of Fe(III) Acetohydroxamic Acid Complex by Ascorbic Acid

Chromosome stoichiometry (Pavelka et al., 2010), specifically refers to variation in the standard diploid (gp[varia][DELTA][n.sub.(i,...j)] [+ or -] [DELTA]2n) genomic composition of an individual or species.

Polyploidy as a chromosomal component of stochastic noise: variable scalar multiples of the diploid chromosome complement in the invertebrate species Girardia schubarti from Brazil/Poliploidia como componente cromossomico de ruido estocastico: variacoes escalares multiplas do componente cromossomico diploide do invertebrado Girardia schubarti ocorrente no Brasil

Samples were formulated with DEM and TMPTA or DiTMPTA at double-bond to C-H ratios (A/D ratio or stoichiometry) from 0.5:1 to 1:1.

Isocyanat-free michael addition cured aliphatic topcoats

Since the nature of solvent may strongly influence the stoichiometry and formation constant of transition metal complexes in solution, we decided to study the complexation reaction between the N,N'-Bis-(salicylidene)1,8-diamino-3,6-dioxaoctan Schiff base ligand (L) (Figure 1) and some transition metal ions in acetonitrile solvent.

Complexation Studies of [Zn.sup.2+], [Cu.sup.2+], [Co.sup.2+], [Ni.sup.2+] and [Cd.sup.2+] Ions with a Schiff Base Ligand