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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Elements, compounds and mixtures

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Elements, compounds and mixtures

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Paper 3Theory (Core)1 marks

Understanding the differences between elements, compounds, and mixtures is essential in chemistry.

Description

Differences in Matter

Elements, compounds, and mixtures are all forms of matter that have distinct characteristics. Elements consist of only one type of atom, compounds are made of two or more different atoms chemically bonded, and mixtures are combinations of substances that can be separated by physical means.

  1. a

    Define the term 'element'.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Elements, compounds and mixtures

Paper 3Theory (Core)3 marks

Description

Differences in Matter

Elements, compounds, and mixtures are all forms of matter that have distinct characteristics. Elements consist of only one type of atom, compounds are made of two or more different atoms chemically bonded, and mixtures are combinations of substances that can be separated by physical means.

  1. a

    Compare the properties of compounds and mixtures.

    Aim for approximately 3 distinct marking points.

    [3]