Kemija - 2015./16. jesen - 41.

A. $\mathrm{C}\mathrm{a}\mathrm{O}\backslash mathrm\{CaO\}$

B. $\mathrm{C}\mathrm{a}(\mathrm{O}\mathrm{H}{)}_2\backslash mathrm\{Ca\}(\backslash mathrm\{OH\})\_\{2\}$

C. ${\mathrm{C}\mathrm{H}}_3\mathrm{C}\mathrm{O}\mathrm{O}\mathrm{H}\backslash mathrm\{CH\}\_\{3\}\; \backslash mathrm\{COOH\}$

D. ${\mathrm{N}\mathrm{H}}_3\backslash mathrm\{NH\}\_\{3\}$