Physics for IGCSE & O level - Atoms And Radioactivity (Section 1 - No. 45)
What happens to the nucleus of an atom during gamma decay?
The nucleus emits an alpha particle.
The nucleus emits a beta particle.
The nucleus emits a high-energy photon.
The number of protons in the nucleus changes.
Explanation
During gamma decay, the nucleus emits a high-energy photon.
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