Line up the blotting paper and the
lids of the marker pens that you will
use in this experiment.
2. Leaving around
half a inch from the bottom of
the blotting paper; press each
color marker pen down on the blotting
paper gently so that they form a dot.
Tip: you may want to use a pencil to draw a line across the bottom of the paper as a guide so you know where to place all the dots.
3. Tape your blotting
paper to the top of your baking
tin making sure that there is
a bit of space left at the bottom
so you can pour some water
in. Leave about half an inch
from the bottom edge of the tin.
4. Slowly pour
in some water until it just
reaches the bottom of the blotting
paper - taking care that the colored
markings (dots) are not submerged or touching the water.
5. Watch to
see what happens to all the
colors as the water is slowly absorbed
by the blotting paper.
Have a good look
at all the colors being broken
many different colors can you see?
You may think that your marker is
green, but when you see the break
down you can actually see the different
colors that make up the color green.
color marker has the most colors in
NOTE: Blotting paper works
best on this experiment. You can usually
find this paper at a stationery shop.
This is also called Chromatography.
is to separate the components of a
mixture or the separation of mixtures.