2

Maximum marks: 30 (3 each)

Time: 40 minutes

1.  How to separate two immiscible liquids?

2.  What is water called a universal solution?

3.  Give the differences between true solution, colloidal solution and suspension?

4.  Draw a flow diagram to show the water purification system is water works.

5.  Give two applications of centrifugation.

6.  How can you prove that water is a compound?

7.  How can we convert saturated solution into unsaturated by heating?

8.  What is the difference between fog and smoke?

9.  Show the different types of colloids with examples.

10.  What is Tyndall effect?