1. As a substance moves from a solid to a liquid all of the following changes occur except:

2. In the van der Waals equation (P + n2a / v2) (v - nb) = nRT which of the following statement is not true?

3. When aquious bromine is added to aqueous phenol a creamy white ppt is obtained. What does this reaction show ?

4. Methyl alcohol is not used as ?

5. The inhaled breath of diabetics patient contain acetone. A medical student wishes to test for diabetes by asking patient to bubble their breath through a reagent.

6. If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at ?

7. The rectified spirit is ?

8. All the following variables are used to describe gases except ?

9. Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?

10. Benzene is a good solvent for ?