Degrees of freedom at triple point will be______________?

Related Mcqs:

1. The number of degrees of freedom at the triple point of water is__________________?

   A. 0
   B. 1
   C. 2
   D. 3

2. If we increase the pressure on a substance (which is at its triple point), then the triple point __________________?

   A. Increases
   B. Decreases
   C. Remains unchanged
   D. May increase or decrease; depends on the substance

3. The reaction A (l) → R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The numbers of degrees of freedom are ?

   A. 1
   B. 2
   C. 3
   D. 0

4. For any system, what is the minimum number of degrees of freedom ?

   A. 0
   B. 1
   C. 2
   D. 3

5. The number of degrees of freedom for an azeotropic mixture in a two component vapourliquid equilibria is/are__________________?

   A. Zero
   B. One
   C. Two
   D. Three

6. Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as________________?

   A. P + F – C = 2
   B. C = P – F + 2
   C. F = C – P – 2
   D. P = F – C – 2

7. The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?

   A. 3
   B. 2
   C. 1
   D. 0

8. What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?

   A. 2
   B. 0
   C. 3
   D. 1

9. Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is__________________?

   A. 2
   B. 0
   C. 1
   D. 3

10. At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be________________?

    A. More
    B. Less
    C. Same
    D. More or less; depending on the system