# Radium, Ra-226, undergoes alpha decay. What is the product?

Well, an $\alpha - {\text{particle"-=}}_{2}^{4} H {e}^{2 +}$
${\text{_88^226Rararr""_86^222Rn+}}_{2}^{4} H {e}^{2 +} + 2 {e}^{-}$...
...and congratulations, I think this is the first time for a long time that I have had to look up an elemental symbol on the Table....I thought for a moment that $\text{radon"-="Rd}$