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Wednesday, February 22, 2023

Conditions and requirements for the precipitation titration

A volumetric analysis in which a precipitate is formed, or when the analyte and titrant react to form a precipitate throughout titration, is known as precipitation titration. The process of titration known as "precipitation titration" helps in the formation of precipitate during the method of titration.

Volhard's, Mohr's, and Fajan's methods are three types that can be used to perform precipitation titrations. In the process of precipitation titration, the titrant reacts with the analyte to form a substance that is insoluble. 

This process continues until the last drop of the analyte has been consumed. Precipitation Titration is used to determine the presence of salt, halide ions, chloride, bromide, iodide, halogen, metal ions, etc.

What conditions are necessary for precipitation titration?

  • It should only involve a single suitable stoichiometry reaction.
  • It must be an extremely quick reaction.
  • At the endpoint, it must display the change in the reactant’s concentration.

What are the requirements for precipitation titration?

  • It has fast precipitation
  • It is necessary that the precipitate be practically insoluble
  • There should be no change in the oxidation state
  • During titration, it is essential that the equivalence point can be identified.
  • The formation of the precipitate is stoichiometric
  • The results of the titration should not be distorted appreciably by adsorption.


Keywords:

NaCl, curve, acid-base, argentometric, chloride ions, steps, class, student, reaction, chemistry, chemical reaction, and NaOH, etc.


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