CHEM233 C001 Winter 2025
Chromatography of Food Dyes
Final Report
Student Name
Student ID
Lesson
Institution
Session
Course
Instructor
Test Your Knowledge
Categorize the following statements as true or false.
True False
1 2
Chromatography is a technique An adsorbent is a solid that lacks
commonly used to separate mixtures of affinity for the solvent and the chemical
chemical compounds into their components of the mixture.
constituent components.
The choice of a solvent in paper
The leading edge of the solvent, as it chromatography is unimportant.
moves up the chromatography paper, is
called the solvent front.
Copyright 2025 - Science Interactive | https://scienceinteractive.com
, Match each type of chromatography with the best description.
Solid particles are spread
over a flat glass or plastic
surface and a solvent is 1 Thin-layer
allowed to travel up through
the solid particles
Solvent travels over a column
2 Liquid
of tiny beads
Vapor travels over a column
3 Gas
of tiny beads
A sheet of cellulose is placed
in a liquid, which travels up 4 Paper
the sheet
Match the Rf value to the appropriate paper chromatography results.
Rf
Solvent distance = 68 mm, 1 Rf = 0.46
Value
Dye distance = 31 mm
Solvent distance = 64 mm, 2 Rf = 0.91
Dye distance = 58 mm
Exploration
The two phases of chromatography are the _____.
solid phase and mobile phase
solid phase and soluble phase
stationary phase and mobile phase
stationary phase and column phase
Copyright 2025 - Science Interactive | https://scienceinteractive.com
Chromatography of Food Dyes
Final Report
Student Name
Student ID
Lesson
Institution
Session
Course
Instructor
Test Your Knowledge
Categorize the following statements as true or false.
True False
1 2
Chromatography is a technique An adsorbent is a solid that lacks
commonly used to separate mixtures of affinity for the solvent and the chemical
chemical compounds into their components of the mixture.
constituent components.
The choice of a solvent in paper
The leading edge of the solvent, as it chromatography is unimportant.
moves up the chromatography paper, is
called the solvent front.
Copyright 2025 - Science Interactive | https://scienceinteractive.com
, Match each type of chromatography with the best description.
Solid particles are spread
over a flat glass or plastic
surface and a solvent is 1 Thin-layer
allowed to travel up through
the solid particles
Solvent travels over a column
2 Liquid
of tiny beads
Vapor travels over a column
3 Gas
of tiny beads
A sheet of cellulose is placed
in a liquid, which travels up 4 Paper
the sheet
Match the Rf value to the appropriate paper chromatography results.
Rf
Solvent distance = 68 mm, 1 Rf = 0.46
Value
Dye distance = 31 mm
Solvent distance = 64 mm, 2 Rf = 0.91
Dye distance = 58 mm
Exploration
The two phases of chromatography are the _____.
solid phase and mobile phase
solid phase and soluble phase
stationary phase and mobile phase
stationary phase and column phase
Copyright 2025 - Science Interactive | https://scienceinteractive.com
