Column Chromatography

Column Chromatography

Assessment

Interactive Video

Chemistry, Science, Engineering, Physics

11th Grade - University

Hard

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The video tutorial explains column chromatography, a technique used to separate and purify compounds in a mixture. It covers the setup of the column, loading and running the sample, and collecting fractions. The process involves using silica gel as a stationary phase and a solvent system to separate components based on their interactions. The tutorial also discusses analyzing fractions using TLC to identify the desired product. It concludes with encouragement for beginners to practice and learn from experienced lab mates.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What steps should be taken to ensure that the sample is loaded correctly onto the column?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Discuss the importance of collecting fractions during the chromatography process.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can the polarity of the eluent be adjusted during the chromatography process?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What should be done with the fractions after they are collected?

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