Classification, polymerisation, biodegradable polymers.
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Q1 · Polymers · EASY
Which of the following polymers is formed by condensation polymerisation?
Q2 · Polymers · EASY
Bakelite is a polymer of phenol and formaldehyde. It is an example of which type of polymer?
Q3 · Polymers · MEDIUM
Which of the following is a biodegradable polymer?
Q4 · Polymers · MEDIUM
Natural rubber is a polymer of isoprene (2-methyl-1,3-butadiene). In natural rubber, the isoprene units are joined in which configuration?
Q5 · Polymers · HARD
A sample of nylon-6 has an average molar mass of 28,000 g/mol. The repeating unit of nylon-6 is derived from caprolactam with the formula (C6H11NO). What is the approximate degree of polymerisation of this nylon-6 sample? (Given: Molar mass of repeating unit = 113 g/mol)