Chromatography Flashcards
(8 cards)
1
Q
what type of pen should be used for the line
A
pencil
2
Q
how much water should you fill in the beaker
A
bellow the pencil line
3
Q
solvent front
A
how far the substance has travelled
4
Q
chromatogram
A
final product
5
Q
stationary phase
A
paper
6
Q
mobile phase
A
solvent moving up the paper
7
Q
Rf
A
distance moved from the line by dye divided by distance moved from line by solvent
8
Q
what is the method for chromatography
A
step 1: Draw a pencil line 1-2 cm from the bottom step 2: add coloured dots on the pencil line and label them step 3: fill beaker with water that is below the pencil line Step 4: hang the paper in the beaker
