Kemija - 2024./25. ljeto - 4.

A. $\mathrm{F}, \mathrm{Cl}, \mathrm{Br}, \mathrm{I}$

B. $\mathrm{Cl}, \mathrm{S}, \mathrm{P}, \mathrm{Si}$

C. $\mathrm{Na}, \mathrm{K}, \mathrm{Rb}, \mathrm{Cs}$

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