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Learning objective

Outline the characteristics of simple molecular compounds, including their low melting and boiling points, as well as their poor electrical conductivity.

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceAtoms, elements and compoundsCore content

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Quick explanation

Outline the characteristics of simple molecular compounds, including their low melting and boiling points, as well as their poor electrical conductivity

  • This point belongs to Simple molecules and covalent bonds, especially Simple molecules and covalent bonds outcomes.
  • You need to be able to outline the characteristics of simple molecular compounds, including their low melting and boiling points, as well as their poor electrical conductivity.
  • The key ideas to know are Describe.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Describe

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Paper 3 structured question: Simple molecules and covalent bonds

Paper 3Theory (Core)2 marks

Description

Properties of Simple Molecular Compounds

Simple molecular compounds have low melting and boiling points and do not conduct electricity.

  1. a

    Explain why simple molecular compounds have low melting and boiling points.

    Aim for approximately 2 distinct marking points.

    [2]
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