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Learning objective

Make predictions about the properties of additional elements within Group VII based on provided information regarding those elements.

Read the explanation, check the common trap, then practise with flashcards and questions.

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceThe Periodic TableSupplement content

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Quick explanation

Make predictions about the properties of additional elements within Group VII based on provided information regarding those elements

  • This point belongs to Group VII properties, especially Group VII properties outcomes.
  • You need to be able to make predictions about the properties of additional elements within Group VII based on provided information regarding those elements.
  • The key ideas to know are Predict, Justify, and Evaluate.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

PredictJustifyEvaluate

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This objective helps connect Group VII properties outcomes to exam-style questions, flashcards, and revision notes for Group VII properties.

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Paper 4 structured question: Group VII properties

Paper 4Theory (Extended)3 marks

Description

Properties of Halogens

Halogens are found in Group VII of the periodic table. They include fluorine, chlorine, bromine, iodine, and astatine. As you move down the group, the reactivity decreases, and the melting and boiling points increase.

  1. a

    Analyse Discuss the trends in reactivity and physical state of the halogens as you move down the group.

    Aim for approximately 3 distinct marking points.

    [3]
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