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Radioactivity — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsRadioactivity2 Marks
Question
A certain radioactive nucleus emits a particle that leaves its mass unchanged, but increased its atomic number by one. Identify the particle and write its symbol.
✓

Answer

Beta particle

Its symbolis $\ce{^0_-1e}$ or $\ce{^0_-1β }$

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