JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.
To identify mixtures using chromatography - Exit Quiz
Answer the questions below. When you submit the quiz, you will receive feedback on any incorrect answers.
Sign in to Google
to save your progress.
Learn more
* Indicates required question
Which substance will travel further in a chromatograph?
*
1 point
A substance that does not dissolve in the mobile phase.
A substance that has a low solubiility in the mobile phase.
A substance that has a high solubility in the mobile phase.
Which of these pigments shares a component with the brown pigment?
*
1 point
Purple
Green
Yellow
Required
A chromatogram shows components of a mixture in order of
*
1 point
solubility
colour
number
taste
Why is it important to have a base line in pencil on the paper chromatograph?
*
1 point
The base line shows where the level of solvent comes up to.
The base line marks the starting point. It is above the solvent but it also must not be dissolve or it will contaminate the results.
The base line is the finishing point.
The base line is the finishing point and when it has been covered in chroma then you can take the graph out and use a computer program to analyse it.
Which of the samples has poison in it?
*
1 point
#3
#2
#1
None
The least soluble component of the dyes is:
*
1 point
Yellow
Red
Blue
Submit
Clear form
This form was created inside of ochre.org.au.
Report Abuse
Forms
