Centrifugation, Decantation, and Filtration Quiz
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Centrifugation, Decantation, and Filtration Quiz

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@EnthusiasticLight

Questions and Answers

What is the purpose of centrifugation?

Separating solid matter from a liquid suspension

Which process involves pouring a liquid gently to avoid disturbing the solid at the bottom of the container?

Decantation

What is the liquid that passes through the filter paper called?

Filtrate

What are substances other than the analyte that affect the final measurement called?

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

What is the key to recrystallization as a purification technique for solids?

<p>Minimum amount of solvent</p> Signup and view all the answers

What is the purpose of cooling the filtrate?

<p>To remove soluble impurities</p> Signup and view all the answers

What is the principle behind distillation as a purification method?

<p>Separation based on the boiling points of contaminants and the liquid to be purified</p> Signup and view all the answers

What distinguishes fractional distillation from simple distillation?

<p>Fractional distillation includes repeated evaporation-condensation steps in a fractionating column</p> Signup and view all the answers

In Liquid-Liquid Extraction, why is there a need to separate the analyte from the original solvent?

<p>Due to interference with the analysis technique chosen</p> Signup and view all the answers

What is the purpose of leaving the separatory funnel undisturbed after shaking in Liquid-Liquid Extraction?

<p>To allow time for the immiscible layers to separate again</p> Signup and view all the answers

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