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Qualitative Analysis Methods

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Questions and Answers

What is the primary goal of qualitative analysis?

To determine the quantity of a compound

To evaluate the reactivity of a compound

To identify an unknown or partially known compound (correct)

To assess the purity of a substance

Which of the following techniques is commonly used in qualitative analysis?

Spectroscopy (correct)

Mass spectrometry

Titration

Chromatography

Which combination of measurements might be used in qualitative analysis?

Only physical properties like boiling point

Only spectroscopic measurements

Physical properties and chemical reactions

Combining spectroscopic measurements with physical properties (correct)

What types of spectroscopy are mentioned as tools for qualitative analysis?

<p>Ultraviolet, visible, and Infrared spectrophotometry</p> Signup and view all the answers

Which statement about qualitative analysis is incorrect?

<p>It is solely focused on quantifying substances.</p> Signup and view all the answers

Study Notes

Qualitative Analysis

Qualitative analysis identifies compounds with unknown or partial identity.
Powerful tools include UV, visible, and infrared spectroscopy.
Measurements may combine spectroscopic and physical property data (e.g., melting point).
Spectroscopic measurements alone can also be used.

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Description

This quiz covers the techniques used in qualitative analysis to identify compounds with unknown or partial identity. It discusses powerful tools such as UV, visible, and infrared spectroscopy, along with the use of physical property data in measurements. Test your knowledge on the principles and applications of these spectroscopic methods.