logo

Cambridge IGCSE Chemistry practice

Paper 3 structured question: Physical and chemical changes

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

At a glance

3

Paper

1

Marks

Topic

Physical and chemical changes

Exam-style question

Try this first

Paper 3Theory (Core)1 marks

Understanding changes in matter is fundamental in chemistry.

Description

Physical and Chemical Changes

Consider the following scenarios: 1. Ice melting into water. 2. Iron rusting when exposed to moisture. 3. Sugar dissolving in tea. 4. A candle burning.

  1. a

    State two examples of physical changes from the scenarios above.

    Aim for approximately 1 distinct marking point.

    [1]

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: Physical and chemical changes

Paper 3Theory (Core)3 marks

Description

Chemical Changes

When wood burns, it produces ash, smoke, and heat. When iron rusts, it forms iron oxide and releases energy in the process.

  1. a

    Explain the difference between the changes that occur when wood burns and when iron rusts.

    Aim for approximately 3 distinct marking points.

    [3]