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3.8 Nuclear physics
Quick questions on Nuclear instability: the N against Z graph and modes of decay - AQA A-Level Physics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
A nucleus lies above the band of stability. State the type of decay it will undergo. [1 mark]
What is q2?Show answer
Why do heavy nuclei need proportionally more neutrons than protons to be stable? [2 marks]
What is q3?Show answer
State the effect of gamma emission on the nucleon number of a nucleus. [1 mark]
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