Multiple choice

Which of the following statements is incorrect? P. Cellulose is the homopolymer of fructose. Q. Caprolactum is the precursor unit of nylon 6. R. Plexiglass is the addition polymer of methyl methacrylate. S. Glyptal is the copolymer of ethylene glycol and formaldehyde.

  1. Only P and Q

  2. Only Q and R

  3. Only R and S

  4. Only P and R

  5. Only P and S
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

P. Cellulose is the homopolymer of glucose as monomer unit. Insulin is the homopolymer of fructose as monomer unit. Q. Nylon 6 is obtained by heating caprolactum with water at a high temperature. R. Plexiglass or polymethyl methacrylate is the addition polymer of methyl methacrylate. S. Glyptal is the copolymer of ethylene glycol and phthalic acid. Bakelite is the condensation polymer (copolymer) of phenol and formaldehyde. Hence, both the statements P and S are incorrect.

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