Physics
In a radioactive decay, the atomic number of parent nuclei is not changed. The radiation emitted will be
- β-rays
- γ-rays
- α-rays
- the atomic number is affected by all forms of radioactive decay
Radioactivity
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Answer
γ-rays
Reason — Gamma decay involves the emission of gamma rays, which are high-energy electromagnetic waves. Gamma decay doesn't change the atomic number or mass number of the nucleus. It is often emitted after other types of decay (such as alpha or beta decay) to release excess energy.
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