In the following nuclear reaction, D → α D_1 → β^- D_2 → α D_3 → γ D_4 Mass number of D is 182 and atomic number is 74. Mass number and atomic number…

In the following nuclear reaction, $$D \xrightarrow{\alpha} D_1 \xrightarrow{\beta^{-}} D_2 \xrightarrow{\alpha} D_3 \xrightarrow{\gamma} D_4 $$ Mass number of $\displaystyle D$ is $\displaystyle 182$ and atomic number is $\displaystyle 74$ . Mass number and atomic number of $\displaystyle D_4$ respectively will be \_\_\_\_