2)C2H4+[O]+KMnO4=C2H4(OH)2
C2H4+Br2=C2H4Br2
C2H2+2Br2=C2H2Br4
C2H2 + KMnO4 + H2O = C2H2O4 + MnO2+ KOH
C2H5OH+CuOt=CH3CHO+Cu+H2O
CH3CHO+Ag2Ot=CH3COOH+2Ag
CH3CHO+2Cu(OH)2t=CH3COOH+Cu2O+H2O
3СH3COOH+FeCl3=(CH3COO)3Fe+3HCl
СН2ОН – (СНОН)4 – СОН + Ag2Ot = СН2ОН – (СНОН)4 – СООН + 2Ag↓
СН2ОН – (СНОН)4 – СОН + Сu(ОН)2t = СН2ОН – (СНОН)4 – СООН + Сu2О↓+ Н2О
CH2OH-CHOH-CHOH-CHOH-CHOH-CHO+Cu(OH)2=CH2OH-CHOH-CHO-CHOH-CHO-CHO +2H2O \
/
Cu
C6H5CH3 + 3Br2 = C6H2CH3Br3 + 3HBr
5С6H5СH3 + 6KMnO4 + 9H2SO4 → 5С6H5СOOH + 6MnSO4 + 3K2SO4 + 14H2O