Q. 1
According to Trouton’s rule, the ratio between the enthalpy of vaporization and boiling point is equal to
  • a. 88 JK-1mole-1
  • b. 10.5 JK-1mole-1
  • c. 55 JK-1mole-1
  • d. 27JK-1mole-1
  • e. 85 JK-1mole-1
  • Answer: A

  • Explaination: Explanation: According to Trouton’s rule, the ratio between the enthalpy of vaporization and boiling point is equal to 88 JK-1mole-1.
Q. 2
Doping of IV A group element Ge with the V A group element Ar produces
  • a. Insulator
  • b. Conductor
  • c. p-type semiconductor
  • d. n-type semiconductor
  • e. Can’t be predicted
  • Answer: D

  • Explaination: Explanation: Doping of Ge with Ar produces n-type semiconductor, which can conduct electricity through electrons.
Q. 3
Choose the correct statement from the following. Consider Tob - Boiling point of pure solvent, Tb – Boiling point of the solution.
  • a. Tob > Tb
  • b. Tob = Tb
  • c. Tob
  • d.
  • e.
  • Answer: A

Score: 0/3