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Cambridge IGCSE Chemistry practice

Paper 3 structured question: Alkenes

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Alkenes

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Paper 3Theory (Core)1 marks

The process of cracking is essential in the petroleum industry.

Description

Cracking Process

Cracking involves breaking down larger alkane molecules into smaller hydrocarbons to meet fuel demands.

  1. a

    State one reason for cracking larger alkanes

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Alkenes

Paper 3Theory (Core)4 marks

Description

Importance of Cracking

Cracking allows for the conversion of long-chain hydrocarbons into shorter, more valuable products.

  1. a

    Describe the benefits of cracking in the petroleum industry

    Aim for approximately 4 distinct marking points.

    [4]