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2.1 Chemical bonds, ionic, covalent and metallic

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Question 18
H

The structure of poly(propene) is represented by a repeating unit written inside brackets, followed by the letter nnn. What does n n\,n represent?

[1]
A

The number of atoms present in one repeating unit

B

The number of covalent bonds in one repeating unit

C

The number of polymer molecules in the substance

D

The number of repeating units in one polymer molecule

Markscheme

2.1 Chemical bonds, ionic, covalent and metallic Questions

  1. GCSE
  2. /Chemistry
  3. /2.1 Chemical bonds, ionic, covalent and metallic

40 exam-style questions on AQA GCSE Chemistry 2.1 Chemical bonds, ionic, covalent and metallic, covering 2.1.1 Chemical bonds, 2.1.2 Ionic bonding, 2.1.3 Ionic compounds, 2.1.4 Covalent bonding, and 2.1.5 Metallic bonding. Each one has a worked solution and a mark scheme showing where the marks go.

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