Question

The nuclear decay series from Uranium 238 (proton number 92) to Radon 222 (proton number 86) involves 4 alpha decays and 2 beta minus decays 5 alpha decays and 4 beta plus decays C4 alpha decays and 2 beta plus decays 3 alpha decays and 4 beta minus decays

Question image 1Question image 2Question image 3Question image 4Question image 5