Radium-226 is a radioactive isotope that decays by emitting an alpha particle to form radon (Rn).
Complete the nuclear equation below by finding the values of A, B, and C.
88226Ra→BARn+C4α {}_{88}^{226}\text{Ra} \rightarrow {}_{\text{B}}^{\text{A}}\text{Rn} + {}_{\text{C}}^{4}\alpha 88226Ra→BARn+C4α