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Class XII Chemistry IQs on Polymers
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Question 1
The polymerisation through free-radical mechanism involves a series of steps. Identify the wrong step:
Question 2
In addition polmerisation, Monomers most probably have :
Question 3
Which of these polymers is not co-polymers?
(i) Neoprene
(ii) Buna-N
(iii) Nylon-66
(i) Neoprene
(ii) Buna-N
(iii) Nylon-66
Question 4
Which one of the following class of compounds is obtained by polymerization of acetylene?
Question 5
The structure of the polymer obtained by the following reaction is
Question 6
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
Question 7
Identify the pairs that most likely produce addition polymer:
Question 8
The molecule which will undergo cationic polymerisation is:
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Feb 18NEET & AIIMS