Which of the following is not an organic molecule? C_12 H_9 SO_3 H C_9 H_13 NO_3 C_10 H_13 N_5 O_4 H_2 NCH_2 CN COCl_2 Solution Important criteria of an Organic and Inorganic compound are: Organic compounds are chemical compounds which contain carbon-hydrogen(C-H) bonds while inorganic compounds do not have carbon-hydrogen(C-H) bonds. Inorganic compounds contain metal atoms while organic compounds do not..