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Classify the following compounds as organic or inorganic:
  
Answer variants:
(\(Na_2C_2\))
(\(CO_2\))
(\(BaSO_4\))
LPG
\(HCl\)
HCN
perfume
(\(K_2CO_3\))
 
1.
,
 and
 are organic compounds.
  
2.
,
 and
 are inorganic compounds.