logo

Cambridge IGCSE Chemistry practice

Paper 4 structured question: Simple molecules and covalent bonds

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

Attempt questionSimple molecules and covalent bonds revisionRevise the key idea

At a glance

4

Paper

3

Marks

Topic

Simple molecules and covalent bonds

Exam-style question

Try this first

Paper 4Theory (Extended)3 marks

Dot-and-cross diagrams for covalent bonds

Diagram Description

Dot-and-Cross Diagrams

Draw dot-and-cross diagrams for CH₃OH and CO₂, showing the shared pairs of electrons.

  1. a

    Describe the dot-and-cross diagram for CH₃OH.

    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 4 structured question: Simple molecules and covalent bonds

Paper 4Theory (Extended)1 marks

Description

Covalent Bonds in Molecules

Consider the following molecules: CH₃OH, C₂H₄, O₂, CO₂, and N₂. Each of these molecules is formed by covalent bonds between non-metal atoms.

  1. a

    State the type of bond formed in these molecules.

    Aim for approximately 1 distinct marking point.

    [1]