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Filtration

Vacuum Filtration - Buchner

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Practise setting up a vacuum filtration using a Buchner funnel, making decisions on the appropriate glassware and filter paper size, and ensuring correct wetting and rinsing steps are carried out.

Learning outcomes

  • Understand the basic principles of vacuum filtration using a Buchner funnel
  • Learn how to make decisions on appropriate glassware and filter paper size
  • Understand the importance of a seal, correct wetting and rinsing steps
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Skills

Using Instruments and Equipment

  • What equipment is required to perform Buchner filtration
  • How to set up the Buchner filtration apparatus
  • Why it is important to consider the size of the flask and filter paper 
  • How pre-wetting the filter paper can help keep the paper in position

Obtaining and Recording Data

  • Why it is important to rinse the beaker to ensure all the sample is filtered

Working in a Safe Manner

  • Why the flask should be clamped prior to use

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Professor Fanelwa Ngece-Ajayi
University of the Western Cape

“The virtual labs have helped supplement the ‘real’ laboratory practicals in chemistry. Students who have done the simulations have been calmer, more confident, and even more independent - even though they’re first-year students. And we’ve seen a lot fewer breakages as well!”

Details

Degrees

Pharmacological science
Forensic science
Chemistry

Modules

Purification

Topic

Filtration

Purchase option

Chemistry LabSim Library

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