Classify the following compounds as organic or inorganic:
  
Answer variants:
petrol
(\(CO\))
\(HCl\)
(\(Ca_CO_3\))
(\(FeS_2\))
(\(CaC_2\))
perfume
Propane
 
1.
,
 and
 are organic compounds.
  
2.
,
 and
 are inorganic compounds.