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MCQs

Total Questions : 54 | Page 6 of 6 pages
Question 51. . The immobilization technique involving physical method is
  1.    covalent bond formation dependent
  2.    non-covalent bond formation dependent
  3.    both (a) and (b)
  4.    ionic bond formation dependent
 Discuss Question
Answer: Option B. -> non-covalent bond formation dependent
Question 52. . The effectiveness factor increases with the
  1.    increase of diffusivity and decreased with the increase of particle size
  2.    increase of diffusivity and increased with the increase of particle size
  3.    decrease of diffusivity and decreased with the increase of particle size
  4.    increase of diffusivity and decrease with the decrease of particle size
 Discuss Question
Answer: Option A. -> increase of diffusivity and decreased with the increase of particle size
Question 53. . 
Various techniques are available for determining the effective diffusivity of solute in gel. Thin disk method uses
  1.    a diffusion cell with two compartments divided by a thin gel
  2.    a diffusion cell with two compartments C. a diffusion cell with two compartments plus by a thin gel
  3.    a diffusion cell with two compartments plus by a thin gel
  4.    a diffusion cell with two compartments multiply by a thin gel
 Discuss Question
Answer: Option A. -> a diffusion cell with two compartments divided by a thin gel
Question 54. . Which of the following is the commonly employed adsorbents?
  1.    Calcium carbonate
  2.    Alumina
  3.    Celluloses
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these

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