Condensation polymers

Condensation polymers Quiz

Edexcel A-Level Chemistry: Quiz

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5 questions, one answer each

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  1. 1. Which pair of monomers forms a polyester?

    • A. A diamine and a diol
    • B. A dicarboxylic acid and a diamine
    • C. An alkene and an alkene
    • D. A dicarboxylic acid and a diol

  2. 2. Which link is present in nylon-6,6?

    • A. –CONH–
    • B. –COO–
    • C. –O–
    • D. C=C

  3. 3. How many molecules of water are lost when a polyester chain of 100 monomer molecules (50 diacid and 50 diol) forms?

    • A. 50
    • B. 100
    • C. 99
    • D. 49

  4. 4. Which is the repeat unit of the polymer made from glycine, H₂NCH₂COOH?

    • A. –NH–CH₂–CO–
    • B. –CH₂–NH–CO–NH–
    • C. –CH₂–CH₂–
    • D. –O–CH₂–CO–

  5. 5. A polyamide chain has a relative formula mass of 22 600 and a repeat unit of relative formula mass 113. How many repeat units?

    • A. 226
    • B. 200
    • C. 100
    • D. 113

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