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NEET2015ChemistryPolymersActual

The number average molar mass and mass average molar mass of a polymer are respectively 30,000 and 40,000 . The polydispersity index (PDI) of the polymer is

Options

  1. A-1
  2. B0
  3. C1
  4. D1

Correct answer

C. 1

Step-by-step solution

Polydispersity index (PDI) array r = Mass average molar mass Number average molar mass = M_W M_n 40,000 30,000 =1.3 1 array

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