Kemija - 2014./15. jesen - 5.

A. ${\mathrm{N}\mathrm{a}}^{+}(\mathrm{a}\mathrm{q})\mathrm{i}{\mathrm{C}\mathrm{l}}^{-}(\mathrm{a}\mathrm{q})\backslash mathrm\{Na\}^\{+\}(\backslash mathrm\{aq\})\; \backslash mathrm\{~i\}\; ~\backslash mathrm\{Cl\}^\{-\}(\backslash mathrm\{aq\})$

B. $\mathrm{Na}^{+}(\mathrm{aq})$ i $\mathrm{CO}_{3}{ }^{2-}(\mathrm{aq})$

C. ${\mathrm{C}\mathrm{a}}^{2+}(\mathrm{a}\mathrm{q})\mathrm{i}{\mathrm{C}\mathrm{l}}^{-}(\mathrm{a}\mathrm{q})\backslash mathrm\{Ca\}^\{2+\}(\backslash mathrm\{aq\})\; \backslash mathrm\{~i\}\; \backslash mathrm\{~Cl\}^\{-\}(\backslash mathrm\{aq\})$

D. ${\mathrm{C}\mathrm{a}}^{2+}(\mathrm{a}\mathrm{q})\mathrm{i}{\mathrm{C}\mathrm{O}}_3{}^{2-}(\mathrm{a}\mathrm{q})\backslash mathrm\{Ca\}^\{2+\}(\backslash mathrm\{aq\})\; \backslash mathrm\{~i\}\; ~\backslash mathrm\{CO\}\_\{3\}\{\; \}^\{2-\}(\backslash mathrm\{aq\})$