\f4 0.3 points Consider a nuclear decay chain (shown below) that includes radon-222. For this question, consider radon-222 to be the start of the decay chain. 222 218 Mass number, A 214 210 206 82 83 84 85 86 Number of protons, Z izzes 2 At the end of this decay chain, radon-222 has decayed into a stable isotope of Pb In this decay series, 4 V alpha particles and choose your answer... ~beta particles are emitted. choose your answer... N Previous 0 Next 4 6