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Learning objective

Identify that alkenes contain a double bond between carbon atoms and classify them as unsaturated hydrocarbons.

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

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceOrganic chemistryCore content

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Quick explanation

Identify that alkenes contain a double bond between carbon atoms and classify them as unsaturated hydrocarbons

  • This point belongs to Alkenes, especially Alkenes outcomes.
  • You need to be able to identify that alkenes contain a double bond between carbon atoms and classify them as unsaturated hydrocarbons.
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

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

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Paper 3 structured question: Alkenes

Paper 3Theory (Core)1 marks

Description

Properties of Alkenes

Alkenes are hydrocarbons that contain at least one double bond between carbon atoms. They are classified as unsaturated hydrocarbons and are known for their reactivity in addition reactions.

  1. a

    Define the term 'alkene'.

    Aim for approximately 1 distinct marking point.

    [1]
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