Cambridge IGCSE Physics practice

Paper 3 structured question: Radioactive decay

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

At a glance

Paper

Marks

Topic

Radioactive decay

Exam-style question

Try this first

Paper 3Theory (Core)1 marks

Understanding the transformation of elements through decay.

Description

In alpha decay, an alpha particle is emitted. In beta decay, a beta particle is emitted when a neutron converts to a proton.

a
State the effect of beta decay on the atomic number.
Your answer
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.

Flashcard 1 of 6

Press Space to flip, arrows to move

Paper 3Theory (Core)1 marks

Description

Alpha decay reduces the atomic number by 2 and mass number by 4. Beta decay increases the atomic number by 1 without changing the mass number.

a
State the change in atomic number during alpha decay.
Your answer
Aim for approximately 1 distinct marking point.
[1]