What is chromatography? Mention its applications.
(N/A) Chromatography is a laboratory technique used for the separation of a mixture into its individual components. It works on the principle that different components of a mixture move at different rates through a stationary phase when carried by a mobile phase.
Applications:
$(a)$ Separation of colours in a dye.
$(b)$ Separation of pigments from natural colours (e.g.,chlorophyll from plant extracts).
$(c)$ Separation of drugs from blood.
Applications:
$(a)$ Separation of colours in a dye.
$(b)$ Separation of pigments from natural colours (e.g.,chlorophyll from plant extracts).
$(c)$ Separation of drugs from blood.
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Similar Questions
What type of mixtures are separated by the technique of crystallisation?
Medium
View SolutionHow can we separate a mixture of two immiscible liquids?
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View Solution$(i)$ Name the process or the separation technique you would follow to separate:
$(a)$ Dyes in black ink
$(b)$ Butter from cream
$(c)$ Ammonium chloride and common salt
$(d)$ Iron filings and sand
$(ii)$ State the principle used in separation by centrifugation.
$(a)$ Dyes in black ink
$(b)$ Butter from cream
$(c)$ Ammonium chloride and common salt
$(d)$ Iron filings and sand
$(ii)$ State the principle used in separation by centrifugation.
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View Solution$(a)$ What separation technique will you apply for the separation of the following?
$(i)$ Ammonium chloride from sodium chloride.
$(ii)$ Different pigments from the extract of flower petals.
$(b)$ What is crystallisation? List two ways in which the crystallisation technique is better than the simple evaporation technique.
$(i)$ Ammonium chloride from sodium chloride.
$(ii)$ Different pigments from the extract of flower petals.
$(b)$ What is crystallisation? List two ways in which the crystallisation technique is better than the simple evaporation technique.
Medium
View SolutionCrystallisation is a better technique than simple evaporation. Give one reason to justify the statement.
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