Name the technique that you would use to separate the following mixture:

Chalk $+$ water $\to$

Name the technique that you would use to separate the following mixture:

Mud $+$ water $\to$

Name the technique that you would use to separate the following mixture:

Salt $+$ water $\to$

Name the technique that you would use to separate the following mixture:

Chloroform (bp $61°\mathrm{C}$) and ethyl alcohol (bp $78, 3°\mathrm{C}$)

Name the technique that you would use to separate the following mixture:

Oil $+$ water $\to$

Show schematically how the following solution separation can be carried out :

• $\mathrm{Nitre}+\mathrm{Charcoal}+\mathrm{Sulphur}$

Show schematically how the following solution separation can be carried out :

• Common salt + ammonium chloride + sulphur.

Identify from the following mixtures that can be separated by using separating funnel.

We all know most of the substances exist as a mixture. Similarly, in this life most of the people you meet are of different kind. Some are good and some are bad. A solvent always extracts its own kind of substance similarly we need to choose good people among the crowd to make life meaningful.

Which kind of friends you will not choose?