Q2 of 59 Page 101

What is meant by Rf value?

Rf is known as Retardation factor. It is helpful in chromatography.

Rf = Distance moved by the solute/Distance moved by the solvent.

Here distances are measured from the common origin.

What is meant by desalination of sea water?

What is an adsorbate and adsorbent?

Differentiate between filtrate and distillate.

Name the apparatus that you will use to separate the components of mixtures containing two,

i. miscible liquids, ii. immiscible liquids.

Questions · 59

4. Matter around us

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