Kemija - 2024. probna, 3.

A. $\mathrm{C},\mathrm{N},\mathrm{O}\backslash mathrm\{C\},\; \backslash mathrm\{N\},\; \backslash mathrm\{O\}$

B. $\mathrm{C}\mathrm{l},\mathrm{B}\mathrm{r},\mathrm{I}\backslash mathrm\{Cl\},\; \backslash mathrm\{Br\},\; \backslash mathrm\{I\}$

C. $\mathrm{P},\mathrm{A}\mathrm{l},\mathrm{N}\mathrm{a}\backslash mathrm\{P\},\; \backslash mathrm\{Al\},\; \backslash mathrm\{Na\}$

D. $\mathrm{M}\mathrm{g},\mathrm{C}\mathrm{a},\mathrm{S}\mathrm{r}\backslash mathrm\{Mg\},\; \backslash mathrm\{Ca\},\; \backslash mathrm\{Sr\}$