logo

Cambridge IGCSE Chemistry practice

Paper 3 structured question: Formulae, functional groups and terminology

Try the question first, then check the answer and practise the same topic again.

Attempt questionFormulae, functional groups and terminology revisionRevise the key idea

At a glance

3

Paper

3

Marks

Topic

Formulae, functional groups and terminology

Exam-style question

Try this first

Paper 3Theory (Core)3 marks

Comparing properties of compounds in a homologous series.

Description

Properties of Homologous Series

Consider the homologous series of alcohols. Each alcohol has a hydroxyl (-OH) functional group and the general formula C_nH_(2n+1)OH.

  1. a

    Explain why compounds in a homologous series have similar chemical properties.

    Aim for approximately 3 distinct marking points.

    [3]

0 of 1 part answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 4 attempted

Paper 3 structured question: Formulae, functional groups and terminology

Paper 3Theory (Core)1 marks

Description

Homologous Series

A homologous series consists of compounds that share the same functional group and exhibit similar chemical properties. For example, the alkanes are a homologous series of hydrocarbons.

  1. a

    State the definition of a homologous series.

    Aim for approximately 1 distinct marking point.

    [1]