titration

ty-TRAY-shun /taɪˈtreɪʃən/
nounC2GRE
technicalscientific

A quantitative chemical analysis method used to determine the concentration of an identified analyte by adding a reagent (titrant) of known concentration and volume until the reaction is complete.

Titration is a highly precise technique, often involving a color change indicator to signal the 'endpoint' of the reaction.

The story behind the word. The word 'titration' comes from the French word 'titre,' which originally meant 'title' or 'standard.' In chemistry, 'titre' came to refer to the concentration of a solution, or the standard strength of a substance. Thus, 'titration' became the process of determining this 'titre' or standard concentration through a precise chemical reaction.

Word relationships

  • volumetric analysis: A broader category of quantitative analysis that includes titration.

Word family

  • titrate (verb): To perform a titration.
  • titrant (noun): The reagent of known concentration used in a titration.

Collocations

  • acid-base titration
  • perform a titration
  • titration curve
  • titration experiment

Example sentences

  • "The student performed a titration to accurately determine the unknown concentration of the acid solution." Analytical chemistry
  • "Regular titration is used in the food industry to monitor the acidity levels of products like fruit juices." Quality control in industry

Memory hook

Think 'TITAN' (a giant) trying to 'RATE' (measure) the concentration of a solution precisely. ty-TRAY-shun: precise concentration measure

When not to use

Do not use 'titration' for general mixing or qualitative tests; it specifically refers to a quantitative analytical procedure.

Fun facts

  • The first known titration was performed by Gay-Lussac in 1824 to determine the purity of silver samples.
  • Indicators used in titration often change color at a specific pH, signaling the endpoint of the reaction.

Related words

reagent, calibrate

Explore more words

salinity, Quantify

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