Fizika - 2015. ljeto, 20.

A. ${}_{90}^{232}\mathrm{T}\mathrm{h}\{\; \}\_\{90\}^\{232\}\; \backslash mathrm\{Th\}$

B. ${}_{90}^{234}\mathrm{T}\mathrm{h}\{\; \}\_\{90\}^\{234\}\; \backslash mathrm\{Th\}$

C. ${}_{94}^{238}\mathrm{P}\mathrm{u}\{\; \}\_\{94\}^\{238\}\; \backslash mathrm\{Pu\}$

D. ${}_{94}^{240}\mathrm{P}\mathrm{u}\{\; \}\_\{94\}^\{240\}\; \backslash mathrm\{Pu\}$