Cambridge IGCSE Physics practice

Paper 4 structured question: Radioactive decay

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Paper

Marks

Topic

Radioactive decay

Exam-style question

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Paper 4Theory (Extended)1 marks

Understanding the emissions during radioactive decay is essential for nuclear chemistry.

Description

Uranium-238 undergoes alpha decay to form Thorium-234 and an alpha particle. Write the decay equation in nuclide notation.

a
Show the decay equation for Uranium-238 in nuclide notation.
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[1]

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Paper 4Theory (Extended)1 marks

Description

Carbon-14 undergoes beta decay to form Nitrogen-14. The decay can be represented in nuclide notation.

a
State the change in atomic number when Carbon-14 decays to Nitrogen-14.
Your answer
Aim for approximately 1 distinct marking point.
[1]