Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

31. What is Van’t Hoff factor i of the compound AlCl₃?

335 Views

Answer:

van’t Hoff factor, to account for the extent of dissociation or association. This factor i is defined as:

i = \frac{Normal molecular mass}{Observed molecular mass}

For association ‘i’ is less than unity and for dissociation ‘i’ is greater than unity.

168 Views

33. Define an ideal solution.

128 Views

34. Differentiate between molarity and Molality?

181 Views

35. What is the Van’t Hoff factor of a compound which undergoes tetramerisation in an organic solvent?

191 Views

36. State Raoult’s law for dilute solutions?

141 Views

37. Define Molality in terms of elevation in boiling point?

381 Views

38. What are azetropes? Give an example.

150 Views

39. What is the sum of the mole fraction of all the components in a three component system?

144 Views

40. What is meant by vapour pressure? What is effect of temperature on it?

144 Views