For a ternary mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a ____________ of the equilateral triangular co-ordinates?

Related Mcqs:

1. For a ternary mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a _______________ of the equilateral triangular co-ordinates?

   A. Binary mixture is represented by the apex
   B. Binary mixture is represented by any point inside
   C. Ternary mixture is represented by the sides
   D. Pure component is represented by the apex

2. Sides of equilateral-triangular co-ordinates (on which ternary liquid system is plotted) represent ______________________?

   A. A pure component
   B. A binary mixture
   C. A ternary mixture
   D. Partially miscible ternary system

3. In triangular co-ordinates, the ternary composition point falls ___________________ of the triangle?

   A. In the corners
   B. Inside
   C. On the sides
   D. None of these

4. The apex of an equilateral-triangular coordinate (in ternary liquid system) represents a/an ___________________?

   A. Pure component
   B. Binary mixture
   C. Ternary mixture
   D. Insoluble binary system

5. With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) ?

   A. Increases
   B. Decreases
   C. Remain unaffected
   D. Increases Linearly

6. The ‘shanks system’ of leaching (i.e., counter-current multiple contact leaching) is used for____________________?

   A. Recovery of tannis from the tree barks and woods
   B. Leaching sodium nitrate from Chilean nitrate bearing rock
   C. Both A. and B.
   D. Neither A. nor B.

7. Degree of freedom for leaching and solvent extraction process is_____________________?

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

8. Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m2 and the solvent flow, rate is 400 moles of S/m2. hr. The equilibrium data is represented by Y = 3X2 , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is_________________________?

   A. 25%
   B. 50%
   C. 70%
   D. 90%

9. In a liquid-liquid extraction, 10 kg of a solution containing 2 kg of solute C and 8 kg of solvent A is brought into contact with 10 kg of solvent B. Solvent A and B are completely immiscible in each other whereas solute C is soluble in both the solvents. The extraction process attains equilibrium. The equilibrium relationship between the two phases is Y* = 0.9X, where Y* is the kg of C/kg of B and X is kg of C/kg of A. Choose the correct answer?

   A. The entire amount of C is transferred to solvent B
   B. Less than 2 kg but more than 1 kg of C is transferred to solvent B
   C. Less than 1 kg of C is transferred to B
   D. No amount of C is transferred to B

10. Extraction of penicillin employs a ________________ extraction column?

    A. Centrifugal
    B. Packed
    C. Plate
    D. None of these