What type of radiation is shown in this equation? $$\text{}^{234}_{\phantom{2}90} \text{Th} \rightarrow \text{}^{230}_{\phantom{2}88} \text{Ra} + \text{}^4_2 \text{He}$$

Flashcard 5 - Chemistry Flashcard Set for the HESI Exam

alpha radiation

This is alpha radiation because the emitted particle is a helium nucleus ($\text{}^4_2 \text{He}$), also known as an alpha particle.

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