Question:medium

\(^{290}_{82}X\stackrel{\alpha}{\rightarrow}Y\stackrel{e^+}{\rightarrow}Z\stackrel{\beta^-}{\rightarrow}P\stackrel{e^-}{\rightarrow}Q\)
In the nuclear emission stated above, the mass number and atomic number of the product Q respectively, are :

Updated On: Nov 26, 2025
  • 280, 81
  • 286, 80
  • 288, 82
  • 286, 81