Geografija - 2020./21. jesen - 8.

${\mathrm{C}\mathrm{C}\mathrm{l}}_2{\mathrm{F}}_2\backslash mathrm\{CCl\}\_\{2\}\; \backslash mathrm\{~F\}\_\{2\}$

${\mathrm{C}\mathrm{H}}_4\backslash mathrm\{CH\}\_\{4\}$

${\mathrm{C}\mathrm{O}}_2\backslash mathrm\{CO\}\_\{2\}$

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