Direct conversion of solids into vapours is called ___________________?

Related Mcqs:

1. Which solids are called true solids _______________?

   A. Metallic
   B. Amorphous
   C. Crystalline
   D. Vitreous

2. The conversion of vapours back into their liquid state is called__________________?

   A. crystallization
   B. evaporization
   C. vaporization
   D. condensation

3. The quantity of heat required to convert one mole of liquid into its vapours at its boiling point is called molar heat of__________________?

   A. vaporization
   B. evaporation
   C. crystallization
   D. sublimation

4. Crystalline solids can be identified easily from their ___________________?

   A. Sharp melting point
   B. Definite geometry
   C. Transition temperature
   D. Colour

5. Formation of vapours from the surface of a liquid is called________________?

   A. vapourization
   B. evaporation
   C. condensation
   D. cracking

6. The partial pressure exerted by the water vapours is called_______________?

   A. Surface tension
   B. Aqueous tension
   C. Vapour pressure
   D. Hydraulic pressure

7. The process in which solid changes directly into vapours without passing through liquid state?

   A. Decantation
   B. Sublimation
   C. Evaporation
   D. None

   Submitted by: Naintara Mustafa

8. Which of the following solids show anisotropy___________________?

   A. Plastic
   B. Glass
   C. Rubber
   D. None of the above

9. In solids the temperature is the measure of__________________?

   A. Average kinetic energy of molecules
   B. Vibrational kinetic energy
   C. Translational kinetic energy
   D. None of the above

10. The viscosity of solids is________________?

    A. Infinite
    B. Negligible
    C. Medium
    D. No concept of viscosity in solid