Titrations in Analytical Chemistry
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Questions and Answers

AgCl occurs near the equivalence point in Volhard method.

True

The first drop of excess Ag+1 will react with Bromine (Br-1) indicator in the Volhard method.

False

Mohr method is used for the determination of Iodine (I-1).

False

The pH of Mohr method must be between 6.5 and 9.

<p>True</p> Signup and view all the answers

Volhard method is rarely used nowadays.

<p>True</p> Signup and view all the answers

AgBr and AgI ppt. in Volhard method require filtration process before undertaking back titration.

<p>False</p> Signup and view all the answers

In titration methods, the reagent of known concentration is used to react partially with the analyte.

<p>False</p> Signup and view all the answers

Back-titration is a process used when the rate of reaction between the analyte and reagent is fast.

<p>False</p> Signup and view all the answers

The volumetric titration is also known as indirect titration.

<p>False</p> Signup and view all the answers

The equivalence point in a titration is when the amount of standard reagent added is equal to the analyte.

<p>True</p> Signup and view all the answers

Analyte is a solution of known concentration but unknown volume.

<p>False</p> Signup and view all the answers

End point in a titration refers to a point where only a chemical change occurs.

<p>False</p> Signup and view all the answers

In titration, the indicator is added to the analyte solution to produce an observable physical change at the equivalence point.

<p>True</p> Signup and view all the answers

Primary standard solutions are less stable than secondary standard solutions.

<p>False</p> Signup and view all the answers

Weak acids and bases are commonly used as standard reagents in acid-base titrations.

<p>False</p> Signup and view all the answers

In acid-base titrations, the acid-base indicator is usually a strong organic acid.

<p>False</p> Signup and view all the answers

Complexometric titration is based on the reaction between a metal ion and a ligand to form a complex.

<p>True</p> Signup and view all the answers

EDTA is a primary standard used as a complexometric titrant.

<p>False</p> Signup and view all the answers

Metal ion indicators should bind more strongly with metal ions than the complexing agent does.

<p>False</p> Signup and view all the answers

Precipitation titration is based on the formation of highly soluble precipitates.

<p>False</p> Signup and view all the answers

The Mohr Method uses adsorption indicators for detecting the end point.

<p>False</p> Signup and view all the answers

The Fajans Method utilizes a red precipitate of Ag2CrO4 as an indicator.

<p>True</p> Signup and view all the answers

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