Chemistry 9701 · AS & A Level · Atoms, molecules and stoichiometry

Atoms, molecules and stoichiometry — practice question

Which statement is incorrect?

  • ACombustion of PVC produces a highly acidic gas.
  • BPVC molecules are saturated.
  • CThe empirical formula of PVC is the same as the empirical formula of its monomer.
  • DThe repeat unit of PVC is $(-\text{CHClCHCl}-)$.

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