Titration Methods in Chemistry

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What is the purpose of an indicator in a titration?

Neutralize the analyte

React with the titrand

Stabilize the solution

Produce a physical change to detect end point (correct)

Why are weak acids and bases never used as standard reagents in acid-base titrations?

They are toxic

They are unstable

They react incompletely with analytes (correct)

They are too expensive

Which type of titration method is based on complex formation between metal ions and ligands?

Precipitation titration

Complexometric titration (correct)

Neutralization titration

Oxidation-reduction titration

What is the coordination number for Copper (II) in its complexes?

Four Signup and view all the answers

What type of ligand has two groups available for covalent bonding?

Bidentate Signup and view all the answers

Which compound is a widely used complexometric titrant due to its hexadentate ligand property?

EDTA Signup and view all the answers

What is the purpose of titration methods?

To measure the quantity of an unknown analyte using a known reagent Signup and view all the answers

What is the purpose of back-titration?

To measure the excess of standard solution left after reacting with the analyte Signup and view all the answers

What is the significance of the equivalence point in titration?

It is when a physical change occurs indicating chemical equivalence Signup and view all the answers

What defines an analyte in titration methods?

A solution with unknown concentration but known volume Signup and view all the answers

In volumetric titrations, what is the role of the titrant?

It is a standard solution of known concentration used to react with the analyte Signup and view all the answers

How is an end point different from an equivalence point in titration?

The end point marks when a physical change occurs, while the equivalence point indicates chemical equivalence. Signup and view all the answers

Titration Methods in Chemistry

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