Question

25. A child worked to separate the mixture of dyes constituting a sample of
ink. He marked a line by the ink on the filter paper and placed the filter paper
in glass containing water. The filter paper was removed when the water
moved near the top of the filter paper.
d) Draw a labelled diagram showing this
​

Answer 1

Answer:

The colour component which is more soluble in water dissolves first, rises faster and produces a colour band (spot) on the pap coloured bands at lower heights. In this way, three different bands will be observed.

Chromatography

To separate the pigments present in chlorophyll.A child wanted to separate the mixture of dyes constituting a sample of ink. A chil filterA child wanted to separate the mixture of dyes constituting a sample of ink. A child wanted to separate the mixture of dyes constituting a sample of ink. He marked a line by the ink on the filter paper and placed the filter paper in a glass containing water as shown in figure.The colour component which is more soluble in water dissolves first, rises faster and produces a colour band (spot) on the paper at a higher position. The less soluble colour components dissolve a little later, rise slower and form coloured bands at lower heights. In this way, three different bands will be observed.

Chromatography

To separate the pigments present in chlorophyll.