1) HCHO + H2SO4 -> HCOOH + Na2SO42) CH3OH + O2 -> HCOOH + H2O3) C2H2 + 2H2O -> CH3COOH4) CH3CHO + O2 -> HCOOH + H2O
1) HCHO + H2SO4 -> HCOOH + Na2SO4
2) CH3OH + O2 -> HCOOH + H2O
3) C2H2 + 2H2O -> CH3COOH
4) CH3CHO + O2 -> HCOOH + H2O