Kemija - 2022. jesen, 33.

A. $\mathrm{N}\mathrm{i}(\mathrm{s})\mid {\mathrm{N}\mathrm{i}}^{2+}(\mathrm{a}\mathrm{q})\backslash mathrm\{Ni\}(\backslash mathrm\{s\})\; \backslash mid\; \backslash mathrm\{Ni\}^\{2+\}(\backslash mathrm\{aq\})$ ¦¦  ${\mathrm{F}\mathrm{e}}^{2+}(\mathrm{a}\mathrm{q})\mid \mathrm{F}\mathrm{e}(\mathrm{s})\backslash mathrm\{Fe\}^\{2+\}(\backslash mathrm\{aq\})\; \backslash mid\; \backslash mathrm\{Fe\}(\backslash mathrm\{s\})$

B. $\mathrm{Z}\mathrm{n}(\mathrm{s})\mid {\mathrm{Z}\mathrm{n}}^{2+}(\mathrm{a}\mathrm{q})\backslash mathrm\{Zn\}(\backslash mathrm\{s\})\; \backslash mid\; \backslash mathrm\{Zn\}^\{2+\}(\backslash mathrm\{aq\})$ ¦¦  ${\mathrm{M}\mathrm{g}}^{2+}(\mathrm{a}\mathrm{q})\mid \mathrm{M}\mathrm{g}(\mathrm{s})\backslash mathrm\{Mg\}^\{2+\}(\backslash mathrm\{aq\})\; \backslash mid\; \backslash mathrm\{Mg\}(\backslash mathrm\{s\})$

C. $\mathrm{A}\mathrm{l}(\mathrm{s})\mid {\mathrm{A}\mathrm{l}}^{3+}(\mathrm{a}\mathrm{q})\backslash mathrm\{Al\}(\backslash mathrm\{s\})\; \backslash mid\; \backslash mathrm\{Al\}^\{3+\}(\backslash mathrm\{aq\})$ ¦¦  ${\mathrm{C}\mathrm{r}}^{3+}(\mathrm{a}\mathrm{q})\mid \mathrm{C}\mathrm{r}(\mathrm{s})\backslash mathrm\{Cr\}^\{3+\}(\backslash mathrm\{aq\})\; \backslash mid\; \backslash mathrm\{Cr\}(\backslash mathrm\{s\})$

D. $\mathrm{A}\mathrm{g}(\mathrm{s})\mid {\mathrm{A}\mathrm{g}}^{+}(\mathrm{a}\mathrm{q})\backslash mathrm\{Ag\}(\backslash mathrm\{s\})\; \backslash mid\; \backslash mathrm\{Ag\}^\{+\}(\backslash mathrm\{aq\})$ ¦¦  ${\mathrm{C}\mathrm{u}}^{2+}(\mathrm{a}\mathrm{q})\mid \mathrm{C}\mathrm{u}(\mathrm{s})\backslash mathrm\{Cu\}^\{2+\}(\backslash mathrm\{aq\})\; \backslash mid\; \backslash mathrm\{Cu\}(\backslash mathrm\{s\})$