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1.2 The periodic table

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Question 9

A student's results table records 'no reaction' for a mixture of iodine solution and potassium chloride solution. Which statement explains this result?

[1]
A

Iodine and chlorine are both in Group 7, so they have the same reactivity

B

Iodine atoms have a full outer shell, so iodine does not gain any electrons

C

Iodine is less reactive than chlorine, so it cannot displace chlorine from its salt

D

Chlorine is less reactive than iodine, so chlorine cannot be displaced from its salt

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1.2 The periodic table Questions

  1. GCSE
  2. /Chemistry
  3. /1.2 The periodic table

82 exam-style questions on AQA GCSE Chemistry 1.2 The periodic table, covering 1.2.1 The periodic table, 1.2.2 Development of the periodic table, 1.2.3 Metals and non-metals, 1.2.4 Group 0, 1.2.5 Group 1, and 1.2.6 Group 7. Each one has a worked solution and a mark scheme showing where the marks go.

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