CAPE Physics Unit 2 · 2016 · Paper 1 · Question Q44

Uranium-238, ^{238}_{92}\text{U} decays by one alpha particle and one beta particle. What is the resulting nuclide?

1. (A)^{234}_{91}\text{Pa}
2. (B)^{236}_{91}\text{Pa}
3. (C)^{237}_{90}\text{Th}
4. (D)^{234}_{90}\text{Th}