The Isotope $\begin{array} { c } 226 \\88\end{array}$ Ra Decays To $\begin{array} { c } 222 \\86\end{array}$

question 50

Multiple Choice

The isotope $\begin{array} { c } 226 \\88\end{array}$ Ra decays to $\begin{array} { c } 222 \\86\end{array}$ Rn by emitting radiation.What type of radiation is emitted?

• A)alpha
• B)beta
• C)gamma
• D)positron
• E)None of the choices are correct.

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Definitions:

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