2HCOOH+Mg--->(HCOO)2Mg+H2
metanian magnezu i wodór
CH3COOH+NaOH--->CH3COONa+H2O
etanian sodu i woda
2C2H5COOH+CuO--->(C2H5COO)2Cu+H2O
propanian miedzi(II) i woda
C17H35COOH+NaOH--->C17H35COONa+H2O
stearynian sodu i woda
C17H33COOH+H2--->C17H35COOH
kwas stearynowy
2C17H35COONa+CaSO4--->(C17H35COO)2Ca+Na2SO4
stearynian wapnia i siarczan(VI)sodu
CH3COOH+Cu--/-->REAKCJA NIE ZACHODZI