Kemija - 2014./15. jesen - 17.

A. ${\mathrm{N}}_2\mathrm{O}\backslash mathrm\{N\}\_\{2\}\; \backslash mathrm\{O\}$

B. $\mathrm{N}\mathrm{O}\backslash mathrm\{NO\}$

C. ${\mathrm{N}\mathrm{O}}_2\backslash mathrm\{NO\}\_\{2\}$

D. ${\mathrm{N}}_2{\mathrm{O}}_5\backslash mathrm\{N\}\_\{2\}\; \backslash mathrm\{O\}\_\{5\}$