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Cambridge IGCSE Chemistry practice

Paper 4 structured question: Reversible reactions and equilibrium

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Reversible reactions and equilibrium

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Paper 4Theory (Extended)1 marks

The Contact process is a key industrial method for producing sulfur trioxide.

Description

Contact Process Overview

The process involves the reaction of sulfur dioxide with oxygen in the presence of a catalyst under specific conditions.

  1. a

    State the pressure used in the Contact process.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 4 structured question: Reversible reactions and equilibrium

Paper 4Theory (Extended)1 marks

Description

Contact Process Conditions

The Contact process operates under specific conditions to maximize the yield of sulfur trioxide from sulfur dioxide and oxygen.

  1. a

    State the typical temperature used in the Contact process.

    Aim for approximately 1 distinct marking point.

    [1]